Spring fatigue detection equipment for spring production

Abstract

The utility model discloses spring fatigue detection equipment for spring production, and relates to the field of spring test equipment, the spring fatigue detection equipment for spring production comprises a bottom frame, the right side of the top of the bottom frame is fixedly connected with a protective cover, and the right side of the inner wall of the protective cover is provided with an adjusting assembly; the adjusting assembly comprises a detection base fixedly connected with the inner wall of the protective cover and a servo motor fixed to the right side of the protective cover, a spring guide column is fixedly connected to the middle of the left side of the detection base, and four extending blocks penetrate through and are slidably connected to the outer portion of the spring guide column; through mutual cooperation of the adjusting assembly, the sliding assembly and the connecting assembly, springs of different models can be installed and detected, the situation that detection cannot be completed due to deformation of the springs in the detection process is prevented, the applicability and the detection stability of equipment are improved, and the detection efficiency of the springs is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to spring testing equipment field, concretely is a kind of spring fatigue degree detection equipment for spring production. BACKGROUND

[0002] Spring is a kind of mechanical part using elasticity to work, and testing equipment needs to be used to detect the fatigue of spring in spring production process.

[0003] The existing spring fatigue detection device can not complete the spring detection completely when the middle part of the spring protrudes outward under pressure during testing, and the detection equipment with guiding structure cannot be adjusted according to the inner diameter of different springs, so it cannot detect different types of springs, and the applicability and detection efficiency are low. UTILITY MODEL CONTENT

[0004] The utility model provides a kind of spring fatigue degree detection equipment for spring production, with different types of springs can be adapted to, and can complete the testing process completely and stably, improve the applicability and detection efficiency of equipment.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of spring fatigue degree detection equipment for spring production, including chassis, the top right side of the chassis is fixedly connected with protective cover, the inner wall right side of the protective cover is provided with adjusting assembly;

[0006] The adjusting assembly includes detection base fixedly connected with the inner wall of protective cover and servo motor fixed on the right side of protective cover, the left side middle of detection base is fixedly connected with spring guide column, four extension blocks are slidably connected to the outside of spring guide column, the output end of servo motor is fixedly connected with two-way screw rod, and two-way screw rod is rotatably connected with spring guide column, two nuts are threadedly connected to the outside of two-way screw rod, four connecting rods are hinged to the outside of nut pair, and connecting rod is hinged with extension block;The outer side of extension block is provided with sliding groove.

[0007] As a preferred technical scheme of the utility model, the inner wall left side of the protective cover is provided with driving assembly, and the front side of the driving assembly is provided with connecting assembly.

[0008] As a preferred technical scheme of the utility model, the connecting assembly includes fixed rod, the front side of the fixed rod is threadedly connected with the second adjusting knob, the right side of the fixed rod is slidably connected with extension rod, the right side of the extension rod is hinged with connecting piece, the right side of the connecting piece is fixedly connected with U-shaped frame, and the right side of the U-shaped frame is provided with sliding assembly.

[0009] As a preferred technical scheme of the utility model, the sliding assembly comprises auxiliary plates fixedly connected with the U-shaped frame, fixed rings fixedly connected between the auxiliary plates, plug-in blocks penetrating through the inner side of the fixed rings and being in sliding connection, and sliding grooves penetrating through the plug-in blocks and being in sliding connection.

[0010] As a preferred technical scheme of the utility model, the front side of the protective cover is penetrated and rotationally connected with two door bodies, and the top left side of the base frame is fixedly connected with a controller.

[0011] As a preferred technical scheme of the utility model, the top of the inner wall of the base frame is penetrated and fixedly connected with a discharging channel, and the discharging channel is aligned with the adjusting assembly; the bottom of the inner wall of the base frame is provided with a collecting box, and the collecting box is aligned with the discharging channel.

[0012] Compared with the prior art, the utility model provides a spring fatigue degree detection equipment for spring production, has the following beneficial effects:

[0013] The utility model discloses the mutual cooperation of adjusting assembly, sliding assembly and connecting component that are set up to realize the installation detection of different models of spring, prevent the deformation of spring in the process of detection, lead to the detection of being unable to complete, increase the applicability and detection stability of equipment and improve the detection efficiency of spring. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is overall structure schematic view of the utility model;

[0015] Figure 2 It is local structure diagram of the utility model;

[0016] Figure 3 It is adjusting assembly schematic view of the utility model;

[0017] Figure 4 It is servo motor schematic view of the utility model;

[0018] Figure 5 It is connecting component schematic view of the utility model;

[0019] Figure 6 It is plug-in block schematic view of the utility model.

[0020] In the figure: 1, the chassis; 2, the controller; 3, the protective cover; 4, the door body; 5, the discharge channel; 6, the collection box; 7, the adjusting assembly; 71, the detection base; 72, the servo motor; 73, the spring guide column; 74, the extension block; 75, the bidirectional screw rod; 76, the nut pair; 77, the connecting rod; 78, the sliding groove; 8, the driving assembly; 9, the sliding assembly; 91, the fixed ring; 92, the auxiliary plate; 93, the insertion block; 931, the limiting block; 932, the first adjusting knob; 933, the roller; 10, the connecting assembly; 101, the fixed rod; 102, the second adjusting knob; 103, the extension rod; 104, the connecting piece; 105, the U-shaped frame. DETAILED DESCRIPTION

[0021] 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 protection scope of the utility model. Embodiment one

[0022] Please refer to Figures 1-6 The utility model discloses a spring fatigue degree detection equipment for spring production, the chassis 1, the top right side of chassis 1 is fixedly connected with the protective cover 3, the inner wall right side of protective cover 3 is provided with adjusting assembly 7;

[0023] Adjusting assembly 7 including with the fixedly connected detection base 71 of protective cover 3 inner wall and the servo motor 72 of fixed in the right side of protective cover 3, the left side middle of detection base 71 is fixedly connected with spring guide column 73, the outside of spring guide column 73 is penetrated and slidably connected with four extension blocks 74, the output of servo motor 72 is fixedly connected with bidirectional screw rod 75, and bidirectional screw rod 75 is penetrated and rotationally connected with spring guide column 73, the outside of bidirectional screw rod 75 is penetrated and is connected with two nut pairs 76 with screw, the outside of nut pair 76 is hinged with four connecting rods 77, and connecting rod 77 is hinged with extension block 74;The outside of extension block 74 is provided with sliding groove 78.

[0024] Please refer to the attached Figure 2 The inner wall left side of protective cover 3 is provided with driving assembly 8, and the front side of driving assembly 8 is provided with connecting assembly 10.

[0025] Please refer to the attached Figure 5The connecting assembly 10 comprises a fixing rod 101, a second adjusting knob 102 is threaded on the front side of the fixing rod 101, an extension rod 103 is slidingly connected to the right side of the fixing rod 101, a connecting piece 104 is hinged to the right side of the extension rod 103, a U-shaped frame 105 is fixedly connected to the right side of the connecting piece 104, and a sliding assembly 9 is arranged on the right side of the U-shaped frame 105.

[0026] Please refer to the accompanying drawings Figure 5 、 Figure 6 The sliding assembly 9 comprises auxiliary plates 92 fixedly connected to the U-shaped frame 105, fixing rings 91 fixedly connected between the auxiliary plates 92, insertion blocks 93 slidingly connected through the inner side of the fixing rings 91, the insertion blocks 93 slidingly connected through the sliding grooves 78, limiting blocks 931 fixedly connected to the left side of the insertion blocks 93 and slidingly connected through the fixing rings 91, first adjusting knobs 932 screw-connected to the left side of the limiting blocks 931, and rollers 933 rotatably connected through the insertion blocks 93 opposite to the fixing rings 91.

[0027] In the embodiment, when the spring is detected, the spring is sleeved on the outside of the spring guide column 73, the servo motor 72 is started to drive the rotation of the bidirectional screw rod 75, the two nut pairs 76 are moved close to each other, the extension block 74 is pushed out of the spring guide column 73 through the connecting rod 77 and contacts the inner diameter of the spring, after the adjustment is completed, the extension rod 103 is pulled out of the fixing rod 101, so that the fixing ring 91 is moved to the position opposite to the left side of the spring guide column 73, after the completion, the second adjusting knob 102 is twisted to fix the extension rod 103 in the fixing rod 101, so as to prevent the sliding of the extension rod 103, the insertion blocks 93 on the fixing ring 91 are respectively inserted into the sliding grooves 78 on the extension block 74, so that the rollers 933 on the insertion blocks 93 contact the inner wall of the sliding grooves 78, after the movement is completed, the first adjusting knob 932 is twisted to fix the insertion blocks 93, so that the insertion blocks 93 are always inserted into the sliding grooves 78, the connecting assembly 10 and the sliding assembly 9 are driven to reciprocate by the driving assembly 8, and then the reciprocating pressing of the spring is realized through the insertion blocks 93, so as to test the spring fatigue, and the detection base 71 can detect the pressure borne by the spring each time and transmit the data to the controller 2. Embodiment two

[0028] Based on the above embodiment 1, please refer to the accompanying drawings Figure 1 、 Figure 2 The front side of the protective cover 3 is rotatably connected with two door bodies 4, and the top left side of the base frame 1 is fixedly connected with a controller 2.

[0029] Please refer to the accompanying drawings Figure 1The inner wall top of the bottom frame 1 is provided with a discharging channel 5 penetrating and fixedly connected, and the discharging channel 5 is aligned with the adjusting assembly 7; the inner wall bottom of the bottom frame 1 is provided with a collecting box 6, and the collecting box 6 is aligned with the discharging channel 5;

[0030] In the embodiment, when the spring breaks during the test, the splashed debris can be blocked by the protective cover 3 and the door body 4, preventing the staff from being injured, and the intercepted debris is guided to fall into the collecting box 6 through the discharging channel 5 for collection, reducing the subsequent cleaning intensity of the staff.

[0031] The working principle and use process of the utility model are as follows: the spring to be detected is sleeved outside the spring guide column 73, the servo motor 72 is started, the output end of the servo motor 72 drives the bidirectional screw rod 75 to rotate, since the bidirectional screw rod 75 is screw-connected with the two nut pairs 76, and the bidirectional screw rod 75 is penetratingly and rotatably connected with the spring guide column 73, therefore, the two nut pairs 76 will approach each other under the rotation of the bidirectional screw rod 75, the outside of the nut pair 76 is hingedly connected with four connecting rods 77, the connecting rod 77 is further hingedly connected with the extension block 74, when the nut pair 76 approaches, the extension block 74 is pushed out of the spring guide column 73 through the connecting rod 77, until the extension block 74 contacts the inner diameter of the spring, completing the positioning and inner diameter adaptation adjustment of the spring.

[0032] After the adjustment is completed, the extension rod 103 is pulled out of the fixed rod 101, the extension rod 103 is moved, the fixed ring 91 is moved to a position aligned with the left side of the spring guide column 73, the second adjusting knob 102 is twisted, the second adjusting knob 102 is screw-connected with the fixed rod 101, the extension rod 103 is fixed in the fixed rod 101 by tightening the second adjusting knob 102, preventing it from sliding, the insertion block 93 on the fixed ring 91 is respectively inserted into the sliding groove 78 on the extension block 74, at this time, the roller 933 on the insertion block 93 contacts the inner wall of the sliding groove 78, the first adjusting knob 932 is twisted, the first adjusting knob 932 is screw-connected with the limiting block 931, the insertion block 93 is fixed by tightening the first adjusting knob 932, so that it is always inserted into the sliding groove 78, ensuring stable connection.

[0033] During detection, the driving assembly 8 is started, the driving assembly 8 drives the connecting assembly 10 and the sliding assembly 9 to reciprocate, the connecting piece 104, the U-shaped frame 105 and the like in the connecting assembly 10 move along with the driving assembly 8, and then the spring is reciprocally pressed through the insertion block 93, so as to test the spring fatigue, in the process that the spring is compressed, the detection base 71 can sense the pressure borne by the spring each time it is compressed, and data is transmitted to the controller 2.

[0034] When the spring breaks during the test, the splashed debris is blocked by the protective cover 3 and the door body 4, preventing injury to the workers. The intercepted debris is guided into the collection box 6 through the discharge channel 5 for collection, reducing the subsequent cleaning intensity of the workers.

Claims

1. A spring fatigue degree detecting apparatus for spring production, comprising a base frame (1), characterized in that, The top right side of the chassis (1) is fixedly connected with a protective cover (3), and the inner wall right side of the protective cover (3) is provided with an adjusting assembly (7); The adjusting assembly (7) comprises a detection base (71) fixedly connected with the inner wall of the protective cover (3) and a servo motor (72) fixedly connected with the right side of the protective cover (3), the left side middle of the detection base (71) is fixedly connected with a spring guide column (73), the outside of the spring guide column (73) penetrates and is slidably connected with four extension blocks (74), the output end of the servo motor (72) is fixedly connected with a bidirectional screw rod (75), and the bidirectional screw rod (75) penetrates and is rotatably connected with the spring guide column (73), the outside of the bidirectional screw rod (75) penetrates and is threadedly connected with two nut pairs (76); The outside of the nut pair (76) is hingedly connected with four connecting rods (77), and the connecting rod (77) is hingedly connected with the extension block (74); the outside of the extension block (74) is provided with a sliding groove (78).

2. The spring fatigue degree detecting apparatus for spring production according to claim 1, characterized by: The inner wall left side of the protective cover (3) is provided with a driving assembly (8), and the front side of the driving assembly (8) is provided with a connecting assembly (10).

3. The spring fatigue degree detecting apparatus for spring production according to claim 2, characterized by: The connecting assembly (10) comprises a fixed rod (101), the front side of the fixed rod (101) penetrates and is threadedly connected with a second adjusting knob (102), the right side of the fixed rod (101) penetrates and is slidably connected with an extension rod (103), the right side of the extension rod (103) is hingedly connected with a connecting piece (104), the right side of the connecting piece (104) is fixedly connected with a U-shaped frame (105), and the right side of the U-shaped frame (105) is provided with a sliding assembly (9).

4. The spring fatigue degree detecting apparatus for spring production according to claim 3, characterized in that: The sliding assembly (9) comprises an auxiliary plate (92) fixedly connected with the U-shaped frame (105), the auxiliary plate (92) is fixedly connected with a fixed ring (91), the inside of the fixed ring (91) penetrates and is slidably connected with an insertion block (93), and the insertion block (93) penetrates and is slidably connected with the sliding groove (78), the left side of the insertion block (93) is fixedly connected with a limiting block (931), and the limiting block (931) penetrates and is slidably connected with the fixed ring (91), the left side of the limiting block (931) is provided with a first adjusting knob (932), and the side opposite to the fixed ring (91) of the insertion block (93) penetrates and is rotatably connected with a roller (933).

5. The spring fatigue degree detecting apparatus for spring production according to claim 1, characterized by: The front side of the protective cover (3) penetrates and is rotatably connected with two door bodies (4), and the top left side of the chassis (1) is fixedly connected with a controller (2).

6. The spring fatigue degree detecting apparatus for spring production according to claim 1, characterized by: The inner wall top of the chassis (1) penetrates and is fixedly connected with a discharging channel (5), and the discharging channel (5) is aligned with the adjusting assembly (7); the inner wall bottom of the chassis (1) is provided with a collecting box (6), and the collecting box (6) is aligned with the discharging channel (5).

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