CN211374378U

CN211374378U - Plastic tensile impact testing machine

Info

Publication number: CN211374378U
Application number: CN201921817674.5U
Authority: CN
Inventors: 孙云龙; 孙志磊; 王恒; 吴晓超; 吴璜
Original assignee: Hebei Shiji Building Material Equipment Inspection Co ltd
Current assignee: Hebei Shiji Building Material Equipment Inspection Co ltd
Priority date: 2019-10-28
Filing date: 2019-10-28
Publication date: 2020-08-28
Anticipated expiration: 2029-10-28

Abstract

The utility model discloses a plastic tensile impact testing machine, which relates to the technical field of plastic product detection, a stretching mechanism mainly comprises a bearing frame, two slide rails are symmetrically and fixedly arranged at the top part of the bearing frame, the sliding ends at the tops of the two slide rails are connected with a slide block together, a servo motor is fixedly arranged at one side of the top end inside the bearing frame, a lead screw is fixedly connected with the driving end of the servo motor, the impact mechanism comprises a pulley, a steel rope is wound outside the pulley, a metal block is fixedly connected with one end of the steel rope adjacent to an electromagnet, and an impact block is fixedly connected with one end of the steel rope adjacent to the stretching mechanism, by combining the stretching mechanism and the impact mechanism on one device, the stretching and the impact of plastic parts can be simultaneously carried out in the actual detection process, thus, the actual emergency can be more accurately restored, the performance of the plastic part can be detected, and the practicability is improved.

Description

Plastic tensile impact testing machine

Technical Field

The utility model relates to a plastic products detects technical field, specifically is a plastics tensile impact tester.

Background

Plastics are high molecular compounds (macromolecules) which are polymerized by addition polymerization or polycondensation reaction and are intermediate in deformation resistance between fibers and rubber, and are composed of synthetic resin, fillers, plasticizers, stabilizers, lubricants, pigments and other additives, and the main component of the plastics is resin. The resin means a polymer compound which has not been mixed with various additives. The term resin is originally named as lipids secreted by animals and plants, such as rosin, shellac, and the like. The resin accounts for about 40-100% of the total weight of the plastic. The basic properties of plastics are largely determined by the nature of the resin, but additives also play an important role. Some plastics consist essentially of synthetic resins, with no or little additives, such as plexiglas, polystyrene, etc.

After a plastic product is produced, tensile property and impact resistance of a plastic part need to be detected so as to improve the ex-factory quality of the plastic part, but in the actual operation process, the tensile property test and the impact resistance test of the plastic part cannot be simultaneously carried out, usually, the tensile property test is firstly carried out, and then the impact resistance test is carried out on the same plastic part sample, so that the detection effect is not ideal, and therefore, a plastic tensile impact testing machine is provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a plastics tensile impact testing machine, the tensile test and the shock resistance test who has solved the working of plastics can't realize going on simultaneously, are usually to do the tensile test earlier, carry out shock resistance test to same working of plastics sample again for the effect of this kind of detection is unsatisfactory problem.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a plastics tensile impact testing machine, bears the frame including equipment, the top end face symmetry formula fixed mounting that equipment bore the frame has two regulation support posts, two top fixed weldings of adjusting support post are provided with a roof, the lower fixed surface of roof articulates and is provided with impact mechanism, two common fixedly connected with of middle zone section of adjusting the adjacent terminal surface of support post are equipped with a crossbeam pole, the top end face fixed welding of middle zone section of crossbeam pole is provided with the electro-magnet, equipment bears the top end face of frame and is located the rear side position department fixed mounting who adjusts the support post and has buffering damper, buffering damper's top end face fixed mounting has tension mechanism, and buffering damper's top end face is located one side position department fixed mounting of tension mechanism and has fixed linking mechanism.

Preferably, the bottom end face of the equipment bearing rack is respectively and fixedly provided with a support foot and a universal roller, the support foot is located at the inner side of the universal roller, the number of the support foot and the universal roller is at least four, and the at least four support feet and the universal roller are distributed in a rectangular structure at the bottom of the equipment bearing rack.

Preferably, the adjusting and supporting stand column comprises a reinforcing base fixedly installed on the top end face of the equipment bearing rack, a vertical cylinder is fixedly welded in the middle of the reinforcing base, a plurality of penetrating holes distributed at equal intervals are fixedly formed in the cylinder, a sleeve is sleeved on the outer side of the top of the cylinder, and a pin shaft penetrates through the sleeve and the penetrating holes.

Preferably, the impact mechanism comprises a pulley mounting base fixedly suspended on the lower surface of the top plate, the bottom end inside the pulley mounting base is connected with a rotatable pulley, a steel rope is wound outside the pulley, one end, adjacent to the electromagnet, of the steel rope is fixedly connected with a metal block, and one end, adjacent to the stretching mechanism, of the steel rope is fixedly connected with an impact block.

Preferably, a detachable connecting structure is formed between the top end face of the pulley mounting base and the lower surface of the top plate through a hook and a hanging ring, the hook is fixedly welded on the pulley mounting base, and the hanging ring is fixedly welded on the lower surface of the top plate.

Preferably, buffering damper includes that fixed welding sets up the frame support plate on equipment bears frame top end face, the fixed buffer board that is provided with in top of frame support plate, fixed buffer spring and the telescopic link that is provided with a plurality of equidistance distribution between frame support plate and the buffer board respectively, buffer spring and telescopic link are the alternating distribution.

Preferably, the stretching mechanism includes the bearing frame of fixed connection on buffering damper assembly top end face, bearing frame's top bilateral symmetry formula fixed mounting has two slide rails, the slip end at two slide rail tops is connected with the slider jointly, the top end face fixedly connected with limiting plate of slider, the last fixed surface of limiting plate bears and is connected with the activity and links up the mechanism, one side fixed mounting on the inside top of bearing frame has servo motor, a lead screw of servo motor's drive end fixedly connected with, the end screw thread formula through connection of lead screw has the slider to finally be connected with spacing extension board through the bearing.

Preferably, activity links up the mechanism and fixed linking up the mechanism and is two equal same components of structure size, the activity links up the mechanism and includes the fixed plate of fixed connection in the limiting plate top, the last fixed surface of fixed plate is one and is the base station of echelonment, working of plastics block column of last fixed surface of base station fixedly connected with at least.

Advantageous effects

The utility model provides a plastics tensile impact test machine. Compared with the prior art, the method has the following beneficial effects:

1. the plastic tensile impact testing machine is provided with a stretching mechanism and an impact mechanism, wherein the stretching mechanism mainly comprises a bearing frame, two slide rails are symmetrically and fixedly arranged on two sides of the top of the bearing frame, the sliding ends of the tops of the two slide rails are connected with a slide block together, the top end surface of the slide block is fixedly connected with a limiting plate, the upper surface of the limiting plate is fixedly, bearing and connected with a movable connecting mechanism, a servo motor is fixedly arranged on one side of the top end inside the bearing frame, a lead screw is fixedly connected with the driving end of the servo motor, the impact mechanism mainly comprises a pulley mounting base, a rotatable pulley is connected with the bottom end inside the pulley mounting base, a steel rope is wound outside the pulley, a metal block is fixedly connected with one end of the steel rope adjacent to an electromagnet, an impact block is fixedly connected with one, the combination is on an equipment for at the in-process of actual detection, the tensile of working of plastics and impact can go on simultaneously, and the emergent event of reality can be restoreed more accurately like this, can detect out the performance of working of plastics self more, has improved practicality.

2. This tensile impact testing machine of plastics, through being provided with buffering damper, wherein, this buffering damper includes the frame support plate, the fixed buffer board that is provided with in top of frame support plate, fixed buffer spring and the telescopic link that is provided with a plurality of equidistance and distributes between frame support plate and the buffer board respectively, buffer spring and telescopic link are the alternating and distribute, the buffering damper of this kind of structure, under the impact structure carries out the impact to the working of plastics, produced effort, can be offset by buffer spring and telescopic link, thereby carry out effectual protection to whole equipment, structure scientific and reasonable, convenience safe in utilization.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the adjustable support column of the present invention;

FIG. 3 is a schematic structural view of the impact mechanism of the present invention;

FIG. 4 is a schematic structural view of the shock absorbing assembly of the present invention;

fig. 5 is a schematic structural view of the stretching mechanism of the present invention;

fig. 6 is a schematic structural view of the movable joining mechanism of the present invention.

In the figure: 1. an equipment carrying rack; 2. supporting feet; 3. a universal roller; 4. adjusting the support upright; 41. a reinforcing base; 42. a cylinder; 43. inserting holes; 44. a sleeve; 45. a pin shaft; 5. a top plate; 6. an impact mechanism; 61. a pulley mounting base; 62. hooking; 63. a pulley; 64. a steel cord; 65. a metal block; 66. an impact block; 7. a beam rod; 8. an electromagnet; 9. a cushioning shock assembly; 91. a rack support plate; 92. a buffer plate; 93. a buffer spring; 94. a telescopic rod; 10. a stretching mechanism; 101. a load-bearing frame; 102. a slide rail; 103. a limiting support plate; 104. a slider; 105. a limiting plate; 106. a movable joining mechanism; 1061. a fixing plate; 1062. a base station; 1063. a plastic piece snap post; 107. a servo motor; 108. a screw rod; 11. and a fixed connection mechanism.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, the present invention provides a technical solution: a plastic tensile impact testing machine comprises an equipment bearing rack 1, wherein two adjusting support upright posts 4 are symmetrically and fixedly installed on the top end surface of the equipment bearing rack 1, a top plate 5 is fixedly welded on the tops of the two adjusting support upright posts 4, an impact mechanism 6 is fixedly hung on the lower surface of the top plate 5, a cross beam rod 7 is fixedly connected with the middle sections of the adjacent end surfaces of the two adjusting support upright posts 4 together, an electromagnet 8 is fixedly welded on the top end surface of the middle section of the cross beam rod 7, a buffering damping component 9 is fixedly installed on the top end surface of the equipment bearing rack 1 and is positioned at the rear side position of the adjusting support upright post 4, a stretching mechanism 10 is fixedly installed on the top end surface of the buffering damping component 9, a fixed connection mechanism 11 is fixedly installed on the top end surface of the buffering damping component 9 and is positioned at one, the bottom terminal surface that the equipment bore frame 1 corresponds fixed mounting respectively has support footing 2 and universal gyro wheel 3, and support footing 2 is located the inboard position of universal gyro wheel 3, and the quantity of support footing 2 and universal gyro wheel 3 is provided with four at least, and four at least support footing 2 and universal gyro wheel 3 are rectangular structure distribution in the bottom that the equipment bore frame 1.

Referring to fig. 2, the adjusting and supporting column 4 includes a reinforcing base 41 fixedly installed on the top end surface of the equipment bearing rack 1, a vertical column 42 is fixedly welded in the middle of the reinforcing base 41, a plurality of through holes 43 distributed at equal intervals are fixedly formed in the column 42, a sleeve 44 is sleeved on the outer side of the top of the column 42, and a pin shaft 45 is arranged between the sleeve 44 and the through holes 43 in a penetrating manner.

Referring to fig. 3, the impact mechanism 6 includes a pulley mounting base 61 fixedly suspended on the lower surface of the top plate 5, a rotatable pulley 63 is connected to the inner bottom end of the pulley mounting base 61, a steel cable 64 is wound around the pulley 63, a metal block 65 is fixedly connected to one end of the steel cable 64 adjacent to the electromagnet 8, and an impact block 66 is fixedly connected to one end of the steel cable 64 adjacent to the stretching mechanism 10.

Removable connection structure is formed through couple 62 and link between the terminal surface of the top of pulley mounting base 61 and the lower surface of roof 5, and couple 62 fixed welding is on pulley mounting base 61, and the link fixed welding is at the lower surface of roof 5.

Referring to fig. 4, the buffering and damping assembly 9 includes a rack carrier plate 91 fixedly welded to the top end surface of the equipment carrier rack 1, a buffer plate 92 is fixedly disposed above the rack carrier plate 91, a plurality of buffer springs 93 and telescopic rods 94 are respectively and fixedly disposed between the rack carrier plate 91 and the buffer plate 92, and the buffer springs 93 and the telescopic rods 94 are alternately disposed.

Please refer to fig. 5, the stretching mechanism 10 includes a bearing frame 101 fixedly connected to the top end surface of the buffering and damping assembly 9, two slide rails 102 are fixedly mounted on the top of the bearing frame 101 in a bilateral symmetry manner, sliding ends at the tops of the two slide rails 102 are connected with a slide block 104, a top end surface of the slide block 104 is fixedly connected with a limit plate 105, an upper surface of the limit plate 105 is fixedly connected with a movable connection mechanism 106, one side of the top end inside the bearing frame 101 is fixedly mounted with a servo motor 107, a driving end of the servo motor 107 is fixedly connected with a lead screw 108, one end of the lead screw 108 is in threaded through connection with the slide block 104, and is finally connected with.

Referring to fig. 6, the movable engaging mechanism 106 and the fixed engaging mechanism 11 are two members with the same structural size, the movable engaging mechanism 106 includes a fixed plate 1061 fixedly connected above the limiting plate 105, a stepped base 1062 is fixedly connected to an upper surface of the fixed plate 1061, and at least one plastic part engaging column 1063 is fixedly connected to an upper surface of the base 1062.

When in use, firstly, the two ends of the plastic piece to be detected are required to be punched, the punching position and the punching quantity depend on the plastic piece clamping column 1063, after the punching is finished, the plastic piece is correspondingly installed on the plastic piece clamping column 1063 in the movable joining mechanism 106 and the fixed joining mechanism 11, after the installation, the servo motor 107 is started, the servo motor 107 drives the screw rod 108 to rotate, as the screw rod 108 is in threaded connection with the sliding block 104, the rotation of the screw rod 108 can directly drive the sliding block 104 to move on the two sliding rails 102, so that the whole movable joining mechanism 106 moves, the distance between the movable joining mechanism 106 and the fixed joining mechanism 11 is further increased, the length of the installed plastic piece is fixed, the distance between the movable joining mechanism 106 and the fixed joining mechanism 11 is increased, the whole plastic piece can be continuously pulled, and the plastic piece is deformed, after deformation, break off the electric current of electro-magnet 8, make electro-magnet 8 lose magnetism, at this moment, electro-magnet 8 takes place the separation with metal block 65, after not having the binding power, steel cable 64 moves down around pulley 63 is whole, make impact block 66 that steel cable 64 carried do the free fall motion, thereby realize the purpose of assaulting the processing to the working of plastics that is in tensile state well, make the drawing and the impact of working of plastics can go on simultaneously, the actual emergency of reduction that like this can be more accurate, can detect out the performance of working of plastics self more, practicality is improved, in addition, when the impact force strikes the effect to the working of plastics, produced effort, can be offset by buffer spring 93 and telescopic link 94, thereby carry out effectual protection to whole equipment, structure scientific and reasonable, convenience safe in utilization.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a plastics tensile impact tester, includes that equipment bears frame (1), its characterized in that: two adjusting and supporting upright posts (4) are symmetrically and fixedly arranged on the top end surface of the equipment bearing frame (1), the tops of the two adjusting and supporting upright posts (4) are fixedly welded with a top plate (5), the lower surface of the top plate (5) is fixedly connected with an impact mechanism (6) in a hanging way, the middle sections of the adjacent end surfaces of the two adjusting and supporting upright posts (4) are jointly and fixedly connected with a beam rod (7), the top end surface of the middle section of the beam rod (7) is fixedly welded with an electromagnet (8), the top end face of the equipment bearing frame (1) is fixedly provided with a buffering and damping component (9) at the rear position of the adjusting and supporting upright post (4), a stretching mechanism (10) is fixedly arranged on the top end surface of the buffering and damping component (9), and the top end face of the buffering and damping component (9) is fixedly provided with a fixed connection mechanism (11) at the position of one side of the stretching mechanism (10).

2. The plastic tensile impact tester according to claim 1, wherein: the bottom terminal surface that equipment bore frame (1) corresponds fixed mounting respectively has support footing (2) and universal gyro wheel (3), support footing (2) and be located the inboard position of universal gyro wheel (3), the quantity of support footing (2) and universal gyro wheel (3) is provided with four at least, and four at least support footing (2) and universal gyro wheel (3) are the rectangular structure and distribute in the bottom that equipment bore frame (1).

3. The plastic tensile impact tester according to claim 1, wherein: adjust support post (4) including reinforcing base (41) of fixed mounting on equipment bears frame (1) top end face, the inside fixed welding in the middle of reinforcing base (41) is provided with a vertical cylinder (42), the inside of cylinder (42) is fixed and is seted up interlude hole (43) that a plurality of equidistance distributes, sleeve (44) have been cup jointed in the top outside of cylinder (42), it is provided with a round pin axle (45) to run through between sleeve (44) and interlude hole (43).

4. The plastic tensile impact tester according to claim 1, wherein: impact mechanism (6) are including fixed pulley mounting base (61) that suspends in midair at roof (5) lower surface, the inside bottom of pulley mounting base (61) has linked up rotatable pulley (63), the outside winding of pulley (63) is provided with a steel cable (64), steel cable (64) and the adjacent one end fixedly connected with metal block (65) of electro-magnet (8), steel cable (64) and the adjacent one end fixedly connected with impact block (66) of tension mechanism (10).

5. The plastic tensile impact tester according to claim 4, wherein: the pulley mounting structure is characterized in that a detachable connecting structure is formed between the top end face of the pulley mounting base (61) and the lower surface of the top plate (5) through a hook (62) and a hanging ring, the hook (62) is fixedly welded on the pulley mounting base (61), and the hanging ring is fixedly welded on the lower surface of the top plate (5).

6. The plastic tensile impact tester according to claim 1, wherein: buffering damper (9) including fixed welding set up frame support plate (91) on equipment bears frame (1) top end face, the top of frame support plate (91) is fixed and is provided with a buffer board (92), fixed buffer spring (93) and the telescopic link (94) that are provided with a plurality of equidistance and distribute between frame support plate (91) and buffer board (92) respectively, buffer spring (93) and telescopic link (94) are the alternating type and distribute.

7. The plastic tensile impact tester according to claim 1, wherein: stretching mechanism (10) include bearing frame (101) of fixed connection on buffering damper unit (9) top end face, the top bilateral symmetry formula fixed mounting who bears frame (101) has two slide rails (102), the slip end at two slide rails (102) tops is connected with slider (104) jointly, the top terminal surface fixedly connected with limiting plate (105) of slider (104), the last fixed surface of limiting plate (105) bears and is connected with activity linking mechanism (106), one side fixed mounting on the inside top of bearing frame (101) has servo motor (107), lead screw (108) of drive end fixedly connected with of servo motor (107), the one end screw thread formula through connection of lead screw (108) has slider (104) to finally be connected with spacing extension board (103) through the bearing.

8. The plastic tensile impact tester of claim 7, wherein: activity linking mechanism (106) and fixed linking mechanism (11) are the equal same component of two structure sizes, activity linking mechanism (106) are including fixed plate (1061) of fixed connection in limiting plate (105) top, the last fixed surface of fixed plate (1061) is base station (1062) of echelonment, the upper surface fixedly connected with of base station (1062) is plastic part joint post (1063) at least.