Alloy binding force strength testing device

Abstract

The utility model relates to the technical field of metal material testing equipment, in particular to an alloy binding force strength testing device which comprises a rack, the rack comprises a base, a guide frame is arranged on the top face of the base, a first lead screw is rotationally installed in the guide frame, a lifting frame is connected to the first lead screw in a threaded mode, and a bearing assembly is arranged in the center of the top face of the base. An extrusion assembly is arranged under the middle of the lifting frame. According to the utility model, the bearing assembly is arranged, the bearing block is used for bearing the bottom of the test piece, the elastic force of the clamping spring is used for adjusting the block and the bearing block to move towards the center of the test piece, the adjusting block can keep clamping the test piece, and the adjusting screw rod is rotated to drive the adjusting block to move, so that the distance from the adjusting block to the end surface of the bearing block is controlled; therefore, the device adapts to test pieces with different base tube thicknesses, the replacement time is saved, and the cost is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to metal material testing equipment technical field, specifically is alloy binding force strength test device. BACKGROUND

[0002] Alloy refers to a kind of metal and another or several metals or metalloid after mixing melting, cooling and solidification and obtained solid product with metallic property. Mainly used to improve the property of element single substance. Certain application scene needs the combination of multiple alloys, so as to obtain the required effect.

[0003] In order to ensure that the binding strength of alloy can meet the use needs, the binding force of alloy usually needs to be tested, in the prior art, the alloy material is usually tested by using tensile or compression method, and the test block is usually in strip shape, but for the binding strength test of the lining alloy material and the base pipe alloy material of composite pipe fitting, such as oil distribution sleeve, sample needs to be prefabricated, which increases the workload of detection personnel, and the binding strength of lining alloy material and base pipe alloy material is tested by setting pad on the top surface and the bottom surface of workpiece and by extrusion. The top surface of the pad at the bottom needs to be provided with a groove, the inner diameter of the groove needs to be the same as the outer diameter of the base pipe, to fix the workpiece, and a circular through hole needs to be provided in the center of the groove, the inner diameter of the through hole needs to be greater than the inner diameter of the base pipe but less than the outer diameter of the base pipe, and the top pad needs to be the same as the outer diameter of the inner pipe, but the thickness of different workpiece base pipes is different, so that the inner diameter of the through hole of the bottom pad needs to be different under the condition that the outer diameters are the same, which needs to prepare multiple pads for one outer diameter of workpiece and replace before testing, with high cost and inconvenience. SUMMARY

[0004] In order to make up for the above shortcomings, the utility model provides a kind of alloy binding force strength test device.

[0005] The technical scheme of the utility model is:

[0006] A kind of alloy binding force strength test device, comprising:

[0007] Frame, the frame includes base, the top surface of the base is provided with guide frame, first lead screw is rotatably installed in the guide frame, lifting frame is threadedly connected on the first lead screw, the top surface of the base is provided with supporting assembly in the center, extrusion assembly is arranged at the middle part of lifting frame and directly below.

[0008] The supporting assembly includes bottom plate, the bottom plate is fixedly installed on the top surface of base, supporting block is slidably installed on the bottom plate, the supporting block is used to support the base pipe of test piece, adjusting block is slidably installed on the supporting block, adjusting assembly is arranged on the back surface of adjusting block, and the adjusting assembly is used to control the distance from adjusting block to the end surface of supporting block.

[0009] The extrusion assembly comprises a connecting plate fixedly installed on the bottom surface of the lifting frame, a central sleeve arranged below the connecting plate, a guide cone head connected to the central sleeve through a fixing screw rod, and an extrusion sliding block clamped between the guide cone head and the connecting plate, wherein the extrusion sliding block is used for extruding the inner liner of the test piece.

[0010] Preferably, the base is internally provided with a servo motor, the servo motor is connected with the two first lead screws through a transmission device, and the servo motor is used to drive the two first lead screws to rotate in opposite directions at the same time.

[0011] Preferably, the top of the base is uniformly provided with a plurality of guide grooves, the bottom of the supporting block is clamped with the guide grooves and can slide along the guide grooves.

[0012] Preferably, the guide grooves are internally provided with clamping springs, one end of the clamping spring abuts against the supporting block, and the other end of the clamping spring abuts against the end face of the guide groove.

[0013] Preferably, the top face of the supporting block is threadedly connected with a fixing bolt on the left and right sides, and the threaded rod end face of the fixing bolt abuts against the bottom plate through the supporting block.

[0014] Preferably, the adjusting assembly comprises an adjusting frame, the adjusting frame is vertically installed on the top face of the supporting block at the tail portion, the adjusting frame is threadedly connected with an adjusting screw rod at the center, and the adjusting screw rod is rotationally connected with an adjusting block through the adjusting frame.

[0015] Preferably, the middle part of the extrusion sliding block is a hollow cylinder, the inner diameter of the extrusion sliding block is the same as the outer diameter of the central sleeve, and the outer diameter of the extrusion sliding block is larger than that of the guide cone head.

[0016] Compared with the prior art, the extrusion device has the following beneficial effects:

[0017] The supporting assembly is arranged, the bottom of the test piece is supported by the supporting block, the adjusting block and the supporting block move towards the center of the test piece by the elastic force of the clamping spring, the clamping of the test piece by the adjusting block is ensured, the adjusting block is driven to move by rotating the adjusting screw rod, the distance between the adjusting block and the end face of the supporting block is controlled, the test piece with different thicknesses of base pipes is adapted, the replacement time is saved, and the cost is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a whole structure schematic view of the utility model;

[0019] Figure 2 It is a rack section structure schematic view in the utility model;

[0020] Figure 3 It is a supporting assembly structure schematic view in the utility model;

[0021] Figure 4 It is the structure schematic view of the extrusion assembly in the utility model;

[0022] Figure 5 It is the structure schematic view of the section of the supporting assembly and the extrusion assembly in the utility model.

[0023] The meaning of each reference numeral in the figure is as follows:

[0024] 1, rack; 11, base; 12, guide frame; 13, servo motor; 14, transmission device; 15, first lead screw; 16, lifting frame 16;

[0025] 2, supporting assembly; 21, bottom plate; 22, guide groove; 23, supporting block; 24, clamping spring; 25, adjusting block; 26, adjusting frame; 27, adjusting screw; 28, fixing bolt;

[0026] 3, extrusion assembly; 31, connecting plate; 32, center sleeve; 33, extrusion sliding block; 34, guide cone head; 35, fixing screw;

[0027] 4, test piece. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0029] In the description of the utility model, it should be understood that the orientation or position relationship indicated by the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like is the orientation or position relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0030] Embodiment 1:

[0031] Please refer to Figures 1-5 The above technical solutions are described in detail by the following embodiments of the utility model:

[0032] An alloy bonding strength test device, comprising:

[0033] The rack 1 comprises a base 11, a guide frame 12 fixedly installed on the top surface of the base 11, a first lead screw 15 rotatably installed in the guide frame 12, a lifting frame 16 threadedly connected to the first lead screw 15, a supporting assembly 2 arranged at the center of the top surface of the base 11, and an extruding assembly 3 arranged below the middle portion of the lifting frame 16.

[0034] The first lead screw 15 can drive the lifting frame 16 to move along the axis direction of the first lead screw 15 when the first lead screw 15 rotates.

[0035] The base 11 is internally fixedly installed with a servo motor 13, the servo motor 13 is connected to the two first lead screws 15 through a transmission device 14, and the servo motor 13 is used to drive the two first lead screws 15 to rotate in opposite directions at the same time.

[0036] The transmission device 14 comprises two bevel gears meshing with each other, one of the bevel gears is clamped with the output shaft of the servo motor 13, the other bevel gear is clamped with a transmission shaft at the center, the transmission shaft is clamped with a worm at both ends, each worm is meshed with a worm gear, and the first lead screw 15 is clamped with the worm gear through the center of the worm gear.

[0037] The servo motor 13 can drive the two first lead screws 15 to rotate at the same time through the transmission device 14 when the servo motor 13 works.

[0038] The supporting assembly 2 comprises a bottom plate 21 fixedly installed on the top surface of the base 11 through bolts, a supporting block 23 slidably installed on the bottom plate 21, the supporting block 23 is used to support the base pipe of the test piece 4, an adjusting block 25 slidably installed on the supporting block 23, an adjusting assembly arranged on the back surface of the adjusting block 25, and the adjusting assembly is used to control the distance between the adjusting block 25 and the end surface of the supporting block 23.

[0039] The adjusting block 25 is used to clamp the outer lateral surface of the test piece 4.

[0040] Eight guide grooves 22 are uniformly arranged on the top of the bottom plate 21, and the bottom of the supporting block 23 is clamped with the guide grooves 22 and can slide along the guide grooves 22.

[0041] The axes of the eight guide grooves 22 intersect with the center of the bottom plate 21, the guide grooves 22 are used to limit the sliding direction of the supporting block 23 and prevent the supporting block 23 from tilting.

[0042] The guide grooves 22 are internally arranged with clamping springs 24, one end of the clamping springs 24 abuts against the supporting block 23, and the other end of the clamping springs 24 abuts against the end surface of the guide grooves 22.

[0043] The elastic force of the clamping springs 24 can drive the supporting block 23 to move towards the center of the bottom plate 21.

[0044] The top surface of the bearing block 23 is threadedly connected with fixing bolts 28 on both sides, and the threaded rod end surface of the fixing bolt 28 penetrates the bearing block 23 and abuts against the bottom plate 21.

[0045] When the fixing bolt 28 is tightened, the friction between the end surface of the fixing bolt 28 and the bottom plate 21 can be used to limit the sliding of the bearing block 23, thereby fixing the bearing block 23.

[0046] The adjusting assembly includes an adjusting frame 26 vertically installed at the tail of the top surface of the bearing block 23, and the adjusting frame 26 is threadedly connected with an adjusting screw 27 at the center, and the adjusting screw 27 is rotationally connected with the adjusting block 25 through the adjusting frame 26.

[0047] Rotating the adjusting screw 27 can drive the adjusting screw 27 to move along the axial direction, thereby driving the adjusting block 25 to move along the axial direction of the adjusting screw 27, and further controlling the distance between the adjusting block 25 and the end surface of the bearing block 23.

[0048] The extrusion assembly 3 includes a connecting plate 31 fixedly installed on the bottom surface of the lifting frame 16 by bolts, a center sleeve 32 welded below the connecting plate 31, a guide cone head 34 connected below the center sleeve 32 by a fixing screw 35, and an extrusion sliding block 33 clamped between the guide cone head 34 and the connecting plate 31, which is used to extrude the inner liner of the test piece 4.

[0049] When the lifting frame 16 moves, it can drive the connecting plate 31 to move, thereby driving the extrusion sliding block 33 to move and extruding the inner liner of the test piece 4. The guide cone head 34 can be directionally inserted into the inside of the test piece 4.

[0050] The extrusion sliding block 33 is a hollow cylinder in the middle, the inner diameter of the extrusion sliding block 33 is the same as the outer diameter of the center sleeve 32, and the outer diameter of the extrusion sliding block 33 is larger than that of the guide cone head 34.

[0051] The extrusion sliding block 33 is slidably connected with the center sleeve 32, which can be easily replaced.

[0052] When the operator uses this device, according to the outer diameter of the inner liner of the test piece 4, the appropriate extrusion sliding block 33 is selected, the extrusion sliding block 33 is sleeved on the center sleeve 32, the fixing screw 35 is aligned with the center of the center sleeve 32, the guide cone head 34 is tightened, and the extrusion sliding block 33 is fixed.

[0053] Insert the test piece 4 between the adjusting blocks 25 until the bottom surface of the test piece 4 abuts against the top surface of the bearing block 23, the adjusting block 25 is moved outwardly under the extrusion of the test piece 4, thereby driving the bearing block 23 to move outwardly, compressing the clamping spring 24, and using the elastic force of the clamping spring 24 to ensure that the adjusting block 25 clamps the outer side surface of the test piece 4.

[0054] Rotating the adjusting screw 27, the supporting block 23 is driven to move through the adjusting frame 26, the distance between the end face of the adjusting block 25 and the end face of the supporting block 23 is adjusted to be the same as the thickness of the base pipe of the test piece 4.

[0055] The servo motor 13 is controlled to work, the two first screw rods 15 are driven to rotate in opposite directions at the same time through the transmission device 14, the lifting frame 16 is driven to move downwards, and the extrusion assembly 3 is driven to move downwards.

[0056] The lining in the test piece 4 is extruded by the extrusion sliding block 33, the supporting block 23 is matched, and the alloy bonding strength of the test piece 4 is tested.

[0057] The basic principle, main features and advantages of the utility model are shown and described above. It should be understood by the person skilled in the art that the utility model is not limited by the above-mentioned embodiments, the above-mentioned embodiments and the description in the specification are only preferred examples of the utility model and are not used to limit the utility model, various changes and improvements of the utility model can be made without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed. The protection scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. An alloy bond strength test apparatus characterized by, Include: Frame (1), the frame (1) includes base (11), the top surface of base (11) is provided with guide frame (12), the first lead screw (15) is rotatably installed in guide frame (12), the lifting frame (16) is threadedly connected on the first lead screw (15), the central part of base (11) top surface is provided with bearing assembly (2), the central part of lifting frame (16) is provided with extrusion assembly (3); The bearing assembly (2) includes a bottom plate (21), the bottom plate (21) is fixedly installed on the top surface of the base (11), the bearing block (23) is slidably installed on the bottom plate (21), the bearing block (23) is used for supporting the base pipe of test piece (4), the adjusting block (25) is slidably installed on the bearing block (23), the adjusting block (25) is provided with adjusting assembly on the back surface, the adjusting assembly is used for controlling the distance from the adjusting block (25) to the end surface of the bearing block (23); The extrusion assembly (3) includes a connecting plate (31), the connecting plate (31) is fixedly installed on the bottom surface of the lifting frame (16), the central sleeve (32) is provided below the connecting plate (31), the guide cone head (34) is connected with the fixed screw (35) below the central sleeve (32), the extrusion sliding block (33) is clamped between the guide cone head (34) and the connecting plate (31), the extrusion sliding block (33) is used for extruding the inner lining of test piece (4).

2. An alloy bond strength test apparatus as defined in claim 1, wherein: The inside of base (11) is provided with servo motor (13), the servo motor (13) is connected with two first lead screws (15) through transmission device (14), the servo motor (13) is used for driving two first lead screws (15) to rotate in opposite directions at the same time.

3. An alloy bond strength test apparatus as defined in claim 1, wherein: The top of bottom plate (21) is uniformly provided with a plurality of guide grooves (22), the bottom of bearing block (23) is clamped with guide groove (22) and can slide along guide groove (22).

4. An alloy bond strength test apparatus as defined in claim 3, wherein: The guide groove (22) is provided with clamping spring (24), one end of clamping spring (24) abuts against bearing block (23), the other end of clamping spring (24) abuts against the end surface of guide groove (22).

5. An alloy bond strength test apparatus as defined in claim 4, wherein: The top surface of bearing block (23) is threadedly connected with fixed bolt (28) on the left and right sides, the threaded rod end surface of fixed bolt (28) abuts against bottom plate (21) through bearing block (23).

6. An alloy bond strength test apparatus as defined in claim 1, wherein: The adjusting assembly includes adjusting frame (26), the adjusting frame (26) is vertically installed on the top surface of the tail of the bearing block (23), the adjusting screw (27) is threadedly connected with the central part of the adjusting frame (26), the adjusting screw (27) is rotatably connected with the adjusting block (25) through the adjusting frame (26).

7. An alloy bond strength test apparatus as defined in claim 6, wherein: The middle part of extrusion sliding block (33) is a hollow cylinder, the inner diameter of extrusion sliding block (33) is the same as the outer diameter of central sleeve (32), the outer diameter of extrusion sliding block (33) is greater than that of guide cone head (34).

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