CN216051078U

CN216051078U - Magnesium alloy extrusion test device

Info

Publication number: CN216051078U
Application number: CN202122233687.1U
Authority: CN
Inventors: 王洋; 张婉如
Original assignee: Zhengzhou Zhongan Metal High Tech Material Co ltd
Current assignee: Zhengzhou Zhongan Metal High Tech Material Co ltd
Priority date: 2021-09-15
Filing date: 2021-09-15
Publication date: 2022-03-15
Anticipated expiration: 2031-09-15

Abstract

The utility model provides a magnesium alloy extrusion test device, which belongs to the technical field of magnesium alloy detection and comprises a base and four sliding columns fixedly connected above the base, wherein the four sliding columns are connected with an installation plate in a sliding manner, the lower surface of the installation plate is provided with a first elastic piece fixedly connected to the upper surface of the base, the installation plate is provided with a clamping device, and the top of each sliding column is fixedly connected with a fixing plate; at first put the clamping device with magnesium alloy on, then start the telescopic link and drive the holding down plate and slide down, can make clamping device fix magnesium alloy through drive assembly when the holding down plate moves down, when the impact hammer contacts the magnesium alloy, can promote the mounting panel and move down, thereby continuous downward exerting pressure through the holding down plate can carry out the pressure test to the magnesium alloy, the device makes the impact hammer excessively cushion the impact force in the twinkling of an eye of magnesium alloy through setting up first elastic component, thereby can prevent that the pressure sensors from damaging.

Description

Magnesium alloy extrusion test device

Technical Field

The utility model belongs to the technical field of magnesium alloy detection, and particularly relates to a magnesium alloy extrusion test device.

Background

The magnesium alloy is formed by adding other elements into magnesium as a base, and is characterized in that: the alloy has the advantages of low density (about 1.8g/cm3 magnesium alloy), high strength, large elastic modulus, good heat dissipation, good shock absorption, larger impact load bearing capacity than aluminum alloy, and good organic matter and alkali corrosion resistance. The main alloy elements comprise aluminum, zinc, manganese, cerium, thorium and a small amount of zirconium or cadmium, the most widely used at present are magnesium-aluminum alloy, and the magnesium-manganese alloy and the magnesium-zinc-zirconium alloy are mainly used in aviation, aerospace, transportation, chemical engineering, rocket and other industrial departments. The lightest of the practical metals, magnesium has a specific gravity of about 2/3 for aluminum and 1/4 for iron. The magnesium alloy extrusion test device is the lightest metal in practical metals, has high strength and high rigidity, and the magnesium alloy needs to be subjected to strength detection after production and processing, so that the magnesium alloy extrusion test device needs to be used.

Chinese patent with an authorization publication number of CN212964391U discloses a magnesium alloy extrusion test device, which comprises a housing, wherein a hydraulic cylinder is arranged at the top end of the housing, an output end of the hydraulic cylinder penetrates through the top end of the housing and extends to the inside of the housing to be connected with a punch hammer, a plurality of groups of reflecting plates are arranged on the outside of the punch hammer, and a support frame is arranged on the bottom surface inside the housing.

However, when the magnesium alloy is extruded by the punch hammer in the technical scheme, the magnesium alloy is directly contacted, and a buffer transition process is not provided, so that the pressure sensor is subjected to excessive pressure instantly, and the problem that the pressure sensor is damaged or inaccurate in measurement is easily caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a magnesium alloy extrusion test device, and aims to solve the problem that the magnesium alloy extrusion test device in the prior art has no buffer process when extruding magnesium alloy.

In order to achieve the purpose, the utility model provides the following technical scheme: a magnesium alloy extrusion test apparatus includes: four travelers of base and fixed connection in the base top, four sliding connection has the mounting panel on the traveller, the lower surface of mounting panel is provided with the first elastic component of fixed connection on the base upper surface, be provided with clamping device on the mounting panel, the top fixedly connected with fixed plate of traveller, be provided with the telescopic link on the fixed plate, the flexible end of telescopic link runs through fixed plate fixedly connected with holding down plate, the lower fixed surface of holding down plate is connected with pressure sensors, pressure sensors's bottom fixedly connected with is towards the hammer, be provided with on the holding down plate and be used for promoting clamping device and carry out the transmission assembly fixed to the magnesium alloy.

In order to enable the magnesium alloy extrusion test device to have the function of clamping the magnesium alloy, as a preferable mode of the utility model, the clamping device comprises two sliding clamping blocks which slide on a mounting plate, a sliding groove which enables the sliding clamping blocks to slide is formed in the mounting plate, the sliding clamping blocks are connected inside the sliding groove in a sliding mode, and the clamping surface of each sliding clamping block is higher than the upper surface of the mounting plate.

In order to enable the magnesium alloy extrusion test device to have the function of clamping the magnesium alloy, as a preferable mode of the utility model, the transmission assembly comprises a positioning column rotatably connected to one side of the sliding clamping block and rotating connecting pieces rotatably connected to two sides of the lower pressing plate, the positioning column is slidably connected to the inside of the rotating connecting pieces, second elastic pieces are sleeved on the positioning column, two ends of each second elastic piece are respectively contacted with the rotating connecting pieces and one ends of the positioning column, far away from the rotating connecting pieces, and one ends of the positioning column, far away from the sliding clamping block, are fixedly connected with limiting blocks for resetting the sliding clamping block.

In order to enable the magnesium alloy extrusion test device to have the effect of preventing the magnesium alloy from being pinched, as a preferable mode of the utility model, the anti-pinch pads are arranged on the opposite surfaces of the two sliding clamping blocks, and the anti-pinch pads are made of rubber materials.

Preferably, the first elastic member and the second elastic member are compression springs.

Preferably, the telescopic rod is a hydraulic telescopic rod, and the hydraulic telescopic rod is fixedly mounted on the upper surface of the fixing plate through a bolt.

In order to make the magnesium alloy extrusion test device have the function of supporting equipment, as a preferable mode of the utility model, the lower surface of the base is fixedly connected with a supporting leg for supporting the equipment.

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

this magnesium alloy extrusion test device, at first put the magnesium alloy between two slip clamp blocks, then start the telescopic link and drive the holding down plate and slide down, can make two slip clamp blocks move to the magnesium alloy direction through reference column and second elastic component when holding down plate lapse, the holding down plate continues the lapse when two slip clamp blocks contact magnesium alloy, make the second elastic component continue to compress, elasticity through the second elastic component, can fix the magnesium alloy, when the impact hammer contacts the magnesium alloy, can promote the mounting panel lapse, thereby continuous exerting pressure downwards through the holding down plate can carry out the pressure test to the magnesium alloy, the device makes the impact hammer excessively cushion the impact force in the twinkling of an eye to the magnesium alloy through setting up first elastic component, thereby can prevent that the pressure sensors from damaging.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a front view of an embodiment of the present invention;

FIG. 3 is a side view of an embodiment of the present invention;

fig. 4 is a cross-sectional view taken along line a-a of fig. 3.

In the figure: 1. a base; 2. a traveler; 3. mounting a plate; 4. a first elastic member; 5. a clamping device; 51. a sliding clamping block; 52. a chute; 6. a fixing plate; 7. a telescopic rod; 8. a lower pressing plate; 9. a pressure sensor; 10. punching a hammer; 11. a transmission assembly; 111. a positioning column; 112. rotating the connecting piece; 113. a second elastic member; 114. a limiting block; 12. a pinch-proof pad; 13. and (5) supporting legs.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides the following technical solutions: a magnesium alloy extrusion test apparatus includes: base 1 and four travelers 2 of fixed connection in base 1 top, sliding connection has mounting panel 3 on four travelers 2, the lower surface of mounting panel 3 is provided with first elastic component 4 of fixed connection on base 1 upper surface, be provided with clamping device 5 on the mounting panel 3, the top fixedly connected with fixed plate 6 of traveller 2, be provided with telescopic link 7 on the fixed plate 6, the flexible end of telescopic link 7 runs through fixed plate 6 fixedly connected with holding down plate 8, the lower fixed surface of holding down plate 8 is connected with pressure sensors 9, the bottom fixedly connected with impact hammer 10 of pressure sensors 9, be provided with on the holding down plate 8 and be used for promoting clamping device 5 to carry out the transmission assembly 11 fixed to the magnesium alloy.

In the specific embodiment of the utility model, firstly, magnesium alloy is placed on the clamping device 5, then the telescopic rod 7 is started to drive the lower pressing plate 8 to slide downwards, the clamping device 5 can fix the magnesium alloy through the transmission component 11 when the lower pressing plate 8 moves downwards, the mounting plate 3 can be pushed to move downwards when the impact hammer 10 contacts the magnesium alloy, pressure testing can be carried out on the magnesium alloy through continuous downward pressure application of the lower pressing plate 8, and the device can excessively buffer the instantaneous impact force of the impact hammer 10 on the magnesium alloy through the arrangement of the first elastic part 4, so that the pressure sensor can be prevented from being damaged.

Specifically, the clamping device 5 includes two sliding clamping blocks 51 sliding on the mounting plate 3, a sliding groove 52 for sliding the sliding clamping blocks 51 is formed in the mounting plate 3, the sliding clamping blocks 51 are slidably connected inside the sliding groove 52, a clamping surface of the sliding clamping blocks 51 is higher than an upper surface of the mounting plate 3, and the sliding clamping blocks 51 slide inside the sliding groove 52, so that one end of the sliding clamping blocks 51 higher than the mounting plate 3 clamps the magnesium alloy.

Specifically, the transmission assembly 11 includes a positioning column 111 rotatably connected to one side of the sliding clamping block 51 and a rotating connecting member 112 rotatably connected to two sides of the lower pressing plate 8, the positioning column 111 is slidably connected to the inside of the rotating connecting member 112, a second elastic member 113 is sleeved on the positioning column 111, two ends of the second elastic member 113 are respectively contacted with the rotating connecting member 112 and one end of the positioning column 111 away from the rotating connecting member 112, one end of the positioning column 111 away from the sliding clamping block 51 is fixedly connected with a limiting block 114 for resetting the sliding clamping block 51, when the lower pressing plate 8 moves downward, the two sliding clamping blocks 51 can move toward the magnesium alloy direction through the positioning column 111 and the second elastic member 113, when the two sliding clamping blocks 51 contact the magnesium alloy, the lower pressing plate 8 continues to move downward, so that the second elastic member 113 continues to compress, and the magnesium alloy can be fixed through the elasticity of the second elastic member 113, after the test is completed, the lower pressing plate 8 is lifted, and the two sliding clamping blocks 51 can be reset through the limiting blocks 114.

Furthermore, the opposite surfaces of the two sliding clamping blocks 51 are provided with anti-pinch pads 12, the anti-pinch pads 12 are made of rubber, and the anti-pinch pads 12 are arranged to prevent magnesium alloy pinch.

Preferably, the first elastic member 4 and the second elastic member 113 are both compression springs.

Preferably, the telescopic rod 7 is a hydraulic telescopic rod, and the hydraulic telescopic rod is fixedly installed on the upper surface of the fixing plate 6 through bolts.

Further, the lower fixed surface of base 1 is connected with supporting leg 13 that is used for supporting equipment, can play the supporting role to the whole of this equipment through setting up supporting leg 13.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a magnesium alloy extrusion test device which characterized in that includes: a base (1) and four sliding columns (2) fixedly connected above the base (1), wherein the four sliding columns (2) are connected with a mounting plate (3) in a sliding way, the lower surface of the mounting plate (3) is provided with a first elastic piece (4) fixedly connected with the upper surface of the base (1), the mounting plate (3) is provided with a clamping device (5), the top of the sliding column (2) is fixedly connected with a fixing plate (6), a telescopic rod (7) is arranged on the fixed plate (6), the telescopic end of the telescopic rod (7) penetrates through the fixed plate (6) and is fixedly connected with a lower pressing plate (8), the lower surface of the lower pressure plate (8) is fixedly connected with a pressure sensor (9), the bottom of the pressure sensor (9) is fixedly connected with a punch hammer (10), and a transmission assembly (11) used for pushing the clamping device (5) to fix the magnesium alloy is arranged on the lower pressing plate (8).

2. The magnesium alloy extrusion test apparatus of claim 1, wherein: clamping device (5) including two slip clamp splice (51) of slip on mounting panel (3), offer on mounting panel (3) and make slip clamp splice (51) gliding spout (52), slip clamp splice (51) sliding connection is in the inside of spout (52), the clamping face of slip clamp splice (51) is higher than the upper surface of mounting panel (3).

3. The magnesium alloy extrusion test apparatus of claim 2, wherein: drive assembly (11) are including rotating reference column (111) of connecting in slip clamp splice (51) one side and rotating connecting piece (112) of connecting on holding down plate (8) both sides, reference column (111) sliding connection is in the inside of rotating connecting piece (112), second elastic component (113) have been cup jointed on reference column (111), the both ends of second elastic component (113) contact with the one end that rotates connecting piece (112) and reference column (111) and keep away from rotation connecting piece (112) respectively, the one end fixedly connected with that slip clamp splice (51) was kept away from in reference column (111) is used for making stopper (114) that slip clamp splice (51) reset.

4. The magnesium alloy extrusion test apparatus of claim 2, wherein: two the relative one side of slip clamp splice (51) all is provided with prevents pressing from both sides and hinders pad (12), prevent pressing from both sides and hinder pad (12) for the rubber material.

5. The magnesium alloy extrusion test apparatus of claim 3, wherein: the first elastic piece (4) and the second elastic piece (113) are both compression springs.

6. The magnesium alloy extrusion test apparatus of claim 1, wherein: the telescopic rod (7) is a hydraulic telescopic rod, and the hydraulic telescopic rod is fixedly installed on the upper surface of the fixing plate (6) through bolts.

7. The magnesium alloy extrusion test apparatus of any one of claims 1 to 6, wherein: the lower surface of the base (1) is fixedly connected with a supporting leg (13) for supporting equipment.