Impact energy testing device for fuse impactor

Abstract

The utility model discloses an impact energy testing device for a fuse impactor, which relates to the technical field of impact detection and comprises a bottom plate, anchor screws are fixedly mounted at four corners of the bottom end of the bottom plate, and an energy sensing assembly and a sample lifting assembly are mounted on the top end face of the bottom plate. The top end of the sample lifting assembly is provided with a left-right side fine adjustment assembly and a sample mounting assembly, the sample mounting assembly is movably provided with a sample, and the sample lifting assembly is matched with the energy induction assembly to be used for detecting the impact energy level of the sample; according to the utility model, by controlling the sample lifting assembly, the left and right side fine tuning assembly and the sample installation assembly, multi-directional installation of a sample is realized, and by cooperating with the separation blade, the rotating shaft, the pointer, the encoder and other components, detection work of electronic components such as a fuse impactor and the like is realized.

Description

TECHNICAL FIELD

[0001] The utility model relates to impact detection technical field especially relates to fuse impactor impact energy testing device. BACKGROUND

[0002] Fuse impactor impact energy testing device is a kind of equipment for testing whether fuse is normally disconnected circuit under overcurrent or overload condition.Its working principle is that the impact head impacts fuse surface at a certain speed, if fuse fuse has melted, the feedback force of impactor head will be transmitted to detecting instrument by converting into digital signal, and detecting instrument will show whether the state of fuse is normally disconnected circuit, and the current value such as fuse melting information.How to realize the safe impact energy testing of fuse impactor, and realize the further multi-angle correction optimization of its detection structure;

[0003] In view of the above technical defects, a kind of solution is presented. UTILITY MODEL CONTENT

[0004] The utility model aims at: how to realize the installation of test sample sample in multiple directions by controlling test sample lifting assembly, left and right side fine adjustment assembly and test sample mounting assembly, then realize the detection work of fuse impactor and other electronic components by cooperating with baffle, shaft, pointer, encoder and other components.

[0005] In order to achieve the above object, the utility model has adopted the following technical scheme:

[0006] Fuse impactor impact energy testing device, including bottom plate, the four corners at the bottom of bottom plate Fixed mounting has foundation bolt, the top end surface of bottom plate is installed with energy induction assembly and test sample lifting assembly, the top of test sample lifting assembly is installed with left and right side fine adjustment assembly and test sample mounting assembly, test sample mounting assembly is movably installed with test sample sample, test sample lifting assembly and energy induction assembly are used for detecting the impact energy grade of test sample sample in cooperation.

[0007] Further, the energy sensing assembly comprises a mounting bracket, a rotating shaft is arranged in the mounting bracket, a pendulum rod positioning sleeve and a pointer are fixedly sleeved on the outer end of the rotating shaft, an energy test pendulum rod is fixedly connected with the pendulum rod positioning sleeve vertically, the two ends of the rotating shaft are rotatably connected with the mounting bracket through bearing assemblies, one end of the rotating shaft is rotatably penetrated into the outer end of the side plate and connected with an encoder through a bearing assembly, a shaft coupling is arranged at the output shaft of the encoder, the shaft coupling is fixedly connected with the rotating shaft, the encoder is electrically connected with a control box, a control panel is arranged on the end face of the control box, an energy scale is fixedly arranged on the outer end of the mounting bracket, the energy scale is arranged on the other side of the rotating shaft, the pointer is arranged in cooperation with the energy scale, a lifting ring is arranged on the end of the energy test pendulum rod away from the rotating shaft, and a baffle is arranged on the bottom end of the lifting ring.

[0008] Further, the mounting bracket comprises a side top plate, a side plate and a fixed seat, the fixed seat is fixedly connected with the bottom plate, the fixed seat is symmetrically fixedly installed with the side plate, and the top end of the two side plates is fixedly installed with the side top plate.

[0009] Further, the outer end of the side plate is fixedly provided with a rotating coding bracket, and the encoder is installed on the rotating coding bracket.

[0010] Further, the energy test pendulum rod is arranged in parallel with the side plate.

[0011] Further, the sample lifting assembly comprises a screw bearing seat, the screw bearing seat is installed on the bottom plate, a bearing copper sleeve is installed on the screw bearing seat, an adjusting screw is threadedly sleeved in the bearing copper sleeve, a lifting block nut is threadedly sleeved on the outer end of the adjusting screw, a lower lifting block is fixedly connected with the outer end of the lifting block nut, the top end and the bottom end of the lower lifting block are provided with sliding blocks, a first gusset plate and a lower lifting block gusset plate are arranged between the sliding blocks and the lower lifting block, the upper lifting block is slidingly connected with the lower lifting block through the sliding blocks arranged at the top end of the lower lifting block, and the upper lifting block and the lower lifting block are matched inclined surfaces; the bottom plate and the upper lifting block are provided with guide rails matched with the sliding blocks, the sliding blocks and the guide rails are slidingly connected, the top end face of the upper lifting block is fixedly installed with a lifting plate, four lifting guide rods are installed at the four corners of the lifting plate, straight line bearings are slidingly sleeved on the outer ends of the lifting guide rods, the straight line bearings are installed on the top end face of the bottom plate, and one end of the adjusting screw penetrates through the bearing copper sleeve and is fixedly connected with a hand wheel.

[0012] Further, the sample mounting assembly comprises sample positioning blocks fixedly installed on the lifting plate, two of the sample positioning blocks are symmetrically arranged, the sample positioning blocks are provided with position grooves, sample bolts are installed at the position grooves, the sample bolts pass through the sample positioning blocks and are installed on the lifting plate, sample buckles are installed at the top ends of the sample positioning blocks, and a sample sample is movably arranged between the two sample buckles.

[0013] Further, the left and right side fine adjustment assembly comprises sample positioning fine adjustment seats installed on the lifting plate, the sample positioning fine adjustment seats are threadedly rotatably sleeved with sample positioning fine adjustment screws, one end of each sample positioning fine adjustment screw is fixedly connected with a sample positioning fine adjustment plate, and the other end of each sample positioning fine adjustment screw is fixedly installed with a star-shaped handle.

[0014] Further, the lifting plate is further provided with an electricity supply column for supplying power to the sample sample.

[0015] As described above, the beneficial effects of the present application are as follows:

[0016] The sample lifting assembly, the left and right side fine adjustment assembly and the sample mounting assembly are controlled, so that the sample sample is installed in multiple directions, and the detection work on the electronic components such as the fuse striker is realized by cooperating with the blocking piece, the rotating shaft, the pointer and the encoder. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 A perspective view of the present application is shown;

[0018] Figure 2 A perspective view of the energy sensing assembly is shown;

[0019] Figure 3 A side view of the energy sensing assembly is shown;

[0020] Figure 4 A perspective view of Figure 3 A part structure of the present application is shown;

[0021] Figure 5 A schematic view of the sample lifting assembly of the present application is shown;

[0022] Figure 6 A side view of the sample lifting assembly of the present application is shown;

[0023] Figure 7 A perspective view of the sample lifting assembly of the present application is shown;

[0024] Figure 8 A top view of the sample lifting assembly of the present application is shown.

[0025] Legend: 1. Energy scale; 2. Control panel; 3. Control box; 4. Mounting base; 5. Side plate; 6. First lifting ring; 7. Side top plate; 8. Energy testing swing arm; 9. Rotary encoder bracket; 10. Encoder; 11. Impact plate; 12. Baffle plate; 13. Pointer; 14. Second lifting ring; 15. Coupling; 16. Outer bearing sleeve; 17. Spacer; 18. Bushing; 19. Inner bearing sleeve; 20. Swing arm positioning sleeve; 21. Rotating shaft; 22. Anchor bolt; 23. Base plate; 24. Linear bearing; 25. Lifting arm. 26. Lowering guide rod; 27. Screw bearing seat; 28. Bearing copper sleeve; 29. ​​Upper lifting slider; 30. Lifting slider nut; 31. Adjusting screw; 32. Guide rail; 33. Slider; 34. First pad; 35. Lower lifting slider; 36. Second pad; 37. Handwheel; 38. Sample positioning block; 39. Sample bolt; 40. Power connection post; 41. Sample clip; 42. Sample positioning fine-tuning plate; 43. Sample positioning fine-tuning seat; 44. Sample positioning fine-tuning screw; 45. Plum blossom handle; 46. Lifting plate. Detailed Implementation

[0026] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0027] Example:

[0028] like Figures 1-7 As shown, the fuse impact energy testing device includes a base plate 23. Anchor screws 22 are fixedly installed at the four corners of the bottom end of the base plate 23. The anchor screws 22 facilitate the stable placement of the device. A fixing seat 4, a linear bearing 24 and a screw bearing seat 26 are fixedly installed on the top surface of the base plate 23.

[0029] Side plates 5 are symmetrically fixedly installed on the top of the fixed base 4. Side top plates 7 are fixedly installed on the top of the two side plates 5. The side top plates 7, the two side plates 5, and the fixed base 4 form a mounting bracket. A rotating shaft 21 is rotatably sleeved on the opposite surface of the two side plates 5. A swing rod positioning sleeve 20 and a pointer 13 are fixedly sleeved on the middle of the outer end of the rotating shaft 21. An energy testing swing rod 8 is vertically fixedly connected to the swing rod positioning sleeve 20. The energy testing swing rod 8 is set parallel to the side plates 5.

[0030] Both ends of the rotating shaft 21 are rotatably sleeved with the shaft sleeve 18, the shaft sleeve 18 is fixedly connected with the side plate 5, and the two ends of the shaft sleeve 18 respectively penetrate through the side plate 5 and are fixedly connected with the inner bearing sleeve 19 and the outer bearing sleeve 16 through the spacer sleeve 17, the inner bearing sleeve 19 and the outer bearing sleeve 16 are fixedly arranged with the side plate 5, and the shaft sleeve 18, the spacer sleeve 17, the inner bearing sleeve 19 and the outer bearing sleeve 16 constitute the whole bearing assembly to ensure smooth rotation of the rotating shaft 21, one end of the rotating shaft 21 penetrates through the bearing assembly and is rotatably connected with the encoder 10 at the outer end of the side plate 5, a shaft coupling 15 is arranged at the output shaft of the encoder 10, the shaft coupling 15 is fixedly connected with the rotating shaft 21, the output shaft of the encoder 10 and the rotating shaft 21 are connected together through the shaft coupling 15, and a rotary encoding support 9 is fixedly arranged at the outer end of the side plate 5, and the encoder 10 is arranged on the rotary encoding support 9, the rotary encoding support 9 is used for stabilizing the encoder 10, and the encoder 10 is electrically connected with the control box 3, and a control panel 2 is arranged on the end face of the control box 3;

[0031] An energy scale 1 is fixedly arranged at the outer end of the side plate 5, the energy scale 1 is arranged on the other side of the rotating shaft 21, the pointer 13 is arranged in cooperation with the energy scale 1, and is used for displaying the scale of the impact energy, a lifting ring is arranged at the end of the energy test pendulum 8 away from the rotating shaft 21, the lifting ring is used for sleeving different counterweight weights, so as to facilitate detection, and an impact sheet 11 is arranged at the bottom end of the lifting ring; generally, two kinds of lifting rings are arranged in cooperation: a first lifting ring 6 and a second lifting ring 14, the first lifting ring 6 and the second lifting ring 14 are respectively adapted to detect the fuse impactor with an impact energy of 2J or less and the fuse impactor with an impact energy of 2J or more; a baffle 12 is arranged at the bottom end of the lifting ring, and the baffle 12 is used for making the end face of the test sample 41 abut against the end face of the baffle 12, so that the baffle 12 can completely absorb the energy released by the test sample.

[0032] The screw bearing seat 26 is provided with a bearing copper sleeve 27, the bearing copper sleeve 27 is internally threadedly sleeved with an adjusting screw 30, the outer end of the adjusting screw 30 is threadedly sleeved with a lifting block nut 29, the outer end of the lifting block nut 29 is fixedly connected with a lower lifting block 34, the top end and the bottom end of the lower lifting block 34 are both provided with a sliding block 32, a first pad 33 and a lower lifting block pad are arranged between the sliding block 32 and the lower lifting block 34, and the top end of the lower lifting block 34 is slidably connected with an upper lifting block 28 through the sliding block 32, and the upper lifting block 28 and the lower lifting block 34 are inclined surfaces matched with each other;

[0033] The bottom plate 23 and the lifting slider 28 are provided with guide rails 31 matched with sliding blocks 32, the sliding blocks 32 are slidingly connected with the guide rails 31, the top end surface of the lifting slider 28 is fixedly provided with a lifting plate 46, the linear bearing 24 is slidingly sleeved with lifting guide rods 25, four lifting guide rods 25 are installed at four corners of the lifting plate 46, the lifting guide rods 25 are installed on the top end surface of the bottom plate 23, one end of the adjusting screw 30 penetrates through the bearing copper sleeve 27 and is fixedly connected with the hand wheel 36, or the hand wheel 36 is replaced with a micro motor or a micro hand-automatic assembly, so that electric or manual double driving is realized, and vertical adjustment during the experiment is ensured;

[0034] The top end of the lifting plate 46 is fixedly provided with a sample positioning fine adjustment seat 43 and sample positioning blocks 37, the sample positioning blocks 37 are symmetrically provided with two, the sample positioning blocks 37 are provided with position grooves, the position grooves are provided with sample bolts 38, the sample bolts 38 penetrate through the sample positioning blocks 37 and are installed on the lifting plate 46, the top end of the sample positioning block 37 is provided with sample buckles 40, and a sample sample 41 is movably arranged between the two sample buckles 40; The lifting plate 46 is also provided with an electrical connection column 39, the electrical connection column 39 is used for electrifying the sample sample 41; The lifting plate 46 is also provided with a sample positioning fine adjustment seat 43, the sample positioning fine adjustment seat 43 is threadedly rotatably sleeved with a sample positioning fine adjustment screw 44, one end of the sample positioning fine adjustment screw 44 is fixedly connected with a sample positioning fine adjustment plate 42, and the other end of the sample positioning fine adjustment screw 44 is fixedly provided with a key handle 45.

[0035] Working principle:

[0036] First step: according to the impact energy level of the sample sample 41, select the appropriate lifting ring, and equip the appropriate weight;

[0037] Second step: according to the length of the sample sample 41, adjust the positions of the sample positioning blocks 37 and the sample bolts 38, install the sample sample 41 on the equipment through the sample buckles 40, and electrify the sample sample 41 through the electrical connection column 39, so as to ensure the normal operation of the equipment, the sample positioning blocks 37, the sample bolts 38 and the sample buckles 40 constitute a sample installation assembly:

[0038] Third step: rotating the hand wheel 36 rotates the adjusting screw 30, and the adjusting screw 30 rotates the lifting block nut 29, and the lifting block nut 29 moves the lower lifting block 34 fixed thereto, and the kinetic energy is transmitted to the sliding block 32 through the first pad plate 33 and the second pad plate 35, and the sliding block 32 is limited by the guide rail 31, and the upper lifting block 28 is fixed with the lifting plate 46 and the four lifting guide rods (25), and the guide rail 31 of the upper lifting block 28 is inclined, so that when the sliding block 32 moves, the upper lifting block 28 is lifted to move up and down, that is, when the hand wheel 36 is rotated forward, the lifting plate 46 is lifted to move up, and when the hand wheel 36 is rotated reversely, the lifting plate 46 is lifted to move down, and at this time, the sample sample 41 is adjusted to the appropriate height by rotating the hand wheel 36, so that the sample lifting assembly is formed.

[0039] Fourth step: rotating the rose handle 45 and rotating the sample positioning fine adjustment screw 44 fixed thereto, and the positioning fine adjustment screw rotates the sample positioning fine adjustment plate 42 left and right under the limitation of the sample positioning fine adjustment seat 43, that is, when the rose handle 45 is rotated forward, the positioning fine adjustment plate moves to the left, and when the rose handle 45 is rotated, the positioning fine adjustment plate moves to the right, and at this time, the sample sample 41 is adjusted to abut against the baffle 12 by rotating the rose handle 45, and is preferably in a zero contact abutting state; therefore, the sample positioning fine adjustment plate 42, the sample positioning fine adjustment seat 43, the sample positioning fine adjustment screw 44 and the rose handle 45 constitute the left and right side fine adjustment assembly of the sample sample 41.

[0040] Fifth step: after connecting the power and turning on the power, further gently (uniformly) releasing the hand wheel 36 until the sample sample 41 triggers the device to trigger, so that the baffle 12 swings and drives the rotating shaft 21 through the energy test pendulum 8, thereby transmitting kinetic energy to the encoder 10 and the pointer 13, realizing electronic display and energy scale disc 1 display, so that the sample sample 41 detects the impact energy, and the energy test pendulum 8 swings forward due to the impact of the baffle 12, and the pointer 13 stays at the maximum swing angle, and when the energy test pendulum 8 falls back, it needs to be stopped by hand to prevent rebounding from hitting the sample sample 41.

[0041] The utility model discloses a control sample lifting assembly, left and right side fine adjustment assembly and sample installation assembly, realize to sample sample 41 carries out multi -directional installation, again cooperation baffle 12, rotating shaft 21, pointer 13, encoder 10 etc.

[0042] The above merely describes a preferred embodiment of the present application, and the protection scope of the present application is not limited thereto, and any skilled person in the art, according to the technical scheme and the inventive concept of the present application, makes equivalent replacement or change within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. A fuse impact energy testing device, comprising a base plate (23), wherein anchor bolts (22) are fixedly installed at the four corners of the bottom end of the base plate (23), characterized in that, The top surface of the base plate (23) is equipped with an energy sensing component and a sample lifting component. The top of the sample lifting component is equipped with a left and right side fine adjustment component and a sample mounting component. The sample mounting component is movably mounted with a sample (41). The sample lifting component and the energy sensing component work together to detect the impact energy level of the sample (41).

2. The fuse impact energy testing device according to claim 1, characterized in that, The energy sensing component includes a mounting bracket, within which a rotating shaft (21) is provided. A swing arm positioning sleeve (20) and a pointer (13) are fixedly fitted at the middle of the outer end of the rotating shaft (21). An energy testing swing arm (8) is vertically fixedly connected to the swing arm positioning sleeve (20). Both ends of the rotating shaft (21) are rotatably connected to the mounting bracket via bearing assemblies. One end of the rotating shaft (21) is rotatably connected to an encoder (10) at the outer end of the side plate (5) via a bearing assembly. A coupling is provided at the output shaft of the encoder (10). (15) The coupling (15) is fixedly connected to the rotating shaft (21). The encoder (10) is electrically connected to the control box (3). The control box (3) has a control panel (2) installed on its end face. An energy scale (1) is fixedly installed on the outer end of the mounting bracket. The energy scale (1) is located on the other side of the rotating shaft (21). The pointer (13) is set in cooperation with the energy scale (1). A lifting ring is installed at the end of the energy testing swing arm (8) away from the rotating shaft (21). A baffle (12) is installed at the bottom end of the lifting ring.

3. The fuse impact energy testing device according to claim 2, characterized in that, The mounting bracket includes a side top plate (7), side plates (5) and a fixing seat (4). The fixing seat (4) is fixedly connected to the base plate (23). The side plates (5) are symmetrically fixedly installed on the fixing seat (4), and the side top plate (7) is fixedly installed on the top of the two side plates (5).

4. The fuse impact energy testing device according to claim 3, characterized in that, A rotary encoder bracket (9) is fixedly provided on the outer end of the side plate (5), and the encoder (10) is mounted on the rotary encoder bracket (9).

5. The fuse impact energy testing device according to claim 3, characterized in that, The energy testing pendulum (8) is set parallel to the side plate (5).

6. The fuse impactor impact energy testing device according to claim 2, characterized in that, The sample lifting assembly includes a screw bearing seat (26), which is mounted on a base plate (23). A bearing copper sleeve (27) is mounted on the screw bearing seat (26). An adjusting screw (30) is threaded onto the inner thread of the bearing copper sleeve (27). A lifting slider nut (29) is threaded onto the outer thread of the adjusting screw (30). A lower lifting slider (34) is fixedly connected to the outer end of the lifting slider nut (29). A slider (32) is provided at both the top and bottom of the lower lifting slider (34). A first pad (33) and a lower lifting slider pad are provided between the slider (32) and the lower lifting slider (34). The upper lifting slider is located at the top of the lower lifting slider (34) and connected to the upper lifting slider via the slider (32). (28) Sliding engagement, the upper lifting slider (28) and the lower lifting slider (34) are fitted inclined surfaces; the base plate (23) and the upper lifting slider (28) are both provided with guide rails (31) that fit the slider (32), the slider (32) and the guide rail (31) are slidably engaged, the top surface of the upper lifting slider (28) is fixedly installed with a lifting plate (46), the four corners of the lifting plate (46) are equipped with four lifting guide rods (25), the outer end of the lifting guide rod (25) is slidably fitted with a linear bearing (24), the linear bearing (24) is installed on the top surface of the base plate (23), one end of the adjusting screw (30) passes through the bearing copper sleeve (27) and is fixedly connected to the handwheel (36).

7. The fuse impact energy testing device according to claim 6, characterized in that, The sample mounting assembly includes a sample positioning block (37), which is fixedly mounted on a lifting plate (46). Two sample positioning blocks (37) are symmetrically arranged. Each sample positioning block (37) has a position groove, and a sample bolt (38) is installed in the position groove. The sample bolt (38) passes through the sample positioning block (37) and is mounted on the lifting plate (46). A sample buckle (40) is installed at the top of the sample positioning block (37), and a sample (41) is movably arranged between the two sample buckles (40).

8. The fuse impact energy testing device according to claim 7, characterized in that, The left and right side fine adjustment components include a sample positioning fine adjustment seat (43), which is mounted on a lifting plate (46). The sample positioning fine adjustment seat (43) is threadedly fitted with a sample positioning fine adjustment screw (44). One end of the sample positioning fine adjustment screw (44) is fixedly connected to a sample positioning fine adjustment plate (42), and the other end of the sample positioning fine adjustment screw (44) is fixedly installed with a plum blossom handle (45).

9. The fuse impact energy testing device according to claim 7, characterized in that, The lifting plate (46) is also equipped with a power supply post (39) for supplying power to the sample (41).

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