Tensile machine for producing inflating valve

Abstract

The utility model discloses a tensile machine for valve production, which comprises a frame, a conveyor belt is mounted on the frame, clamping mechanisms are equidistantly arranged on the conveyor belt, a support frame is fixedly connected to the middle of the top of the frame, a first hydraulic cylinder is mounted on the support frame, and a second hydraulic cylinder is mounted on the first hydraulic cylinder. The output end of the first hydraulic cylinder is connected with a tension detection mechanism, the tension detection mechanism is arranged above the clamping mechanism, one side of the bottom of the rack is slidably connected with a collection box, the collection box is arranged below the conveying belt, and when tension detection is carried out on the valve, the first hydraulic cylinder drives the connecting frame to move downwards, so that the tension of the valve is detected. The driving motor drives the lead screw to move, the moving block drives the positioning clamping plate to be clamped below rubber at the valve, the first hydraulic cylinder drives the connecting frame and the positioning clamping plate to move upwards, the pulling-out force on the rubber is tested, and the valve is conveniently detected.

Description

TECHNICAL FIELD

[0001] The utility model relates to valve nozzle production technical field, concretely related to a tension machine for valve nozzle production. BACKGROUND

[0002] The valve nozzle on the tire, this small component, undertakes the important task of filling and discharging gas for the tire, and also needs to ensure that the inflated tire remains sealed, it can effectively isolate the outside air, thereby preventing dust, moisture, grease and other impurities from damaging the valve core sealing rubber, and further prolonging the service life of the valve core, according to the different structures, the valve nozzle can be divided into rubber metal valve nozzle and rubber pad metal valve nozzle.

[0003] In the prior art, the rubber on the rubber metal valve nozzle needs to be tension tested during production, and the pull-off force of the rubber on the valve nozzle is tested, but the valve nozzle needs to be fixed during testing, and after testing, another valve nozzle can be tested after disassembly, which affects the testing efficiency of the valve nozzle.

[0004] For the problems in the related art, no effective solution has been proposed so far. UTILITY MODEL CONTENT

[0005] For the problems in the related art, the utility model provides a tension machine for valve nozzle production to overcome the above technical problems existing in the prior art.

[0006] Therefore, the utility model adopts the specific technical scheme as follows:

[0007] A tension machine for valve nozzle production, comprising a rack, a conveyor belt is installed on the rack, a clamping mechanism is equally arranged on the conveyor belt, a support frame is fixedly connected to the top middle position of the rack, a first hydraulic cylinder is installed on the support frame, a tension detection mechanism is connected to the output end of the first hydraulic cylinder, the tension detection mechanism is arranged above the clamping mechanism, a collection box is slidably connected to one side of the bottom of the rack, and the collection box is arranged below the conveyor belt.

[0008] As a preferred, the conveyor belt is a chain plate type conveyor belt, and the clamping mechanisms are fixedly arranged on the chain plates of the conveyor belt.

[0009] As a preferred, the clamping mechanism comprises a mounting seat, a limiting frame, a second hydraulic cylinder, a sliding clamping plate and a fixed clamping plate, the limiting frame is fixedly connected to the top of the mounting seat, the sliding clamping plate and the fixed clamping plate are arranged in the mounting seat, the second hydraulic cylinder is fixedly connected to one side of the mounting seat, and the output end of the second hydraulic cylinder is connected with the sliding clamping plate.

[0010] Preferably, the center of the limiting frame is provided with a through hole corresponding to the valve nozzle, and the sliding clamping plate and the fixed clamping plate are respectively arranged on the two sides below the through hole.

[0011] Preferably, the tension detection mechanism comprises a tension sensor, a connecting frame, a driving motor, a lead screw, a moving block and a positioning clamping plate, the tension sensor is fixed on the top of the connecting frame, the driving motor is installed on one side of the connecting frame, the output shaft of the driving motor is connected with the lead screw, and the moving block is symmetrically arranged on the lead screw.

[0012] Preferably, the lead screw is arranged in the connecting frame, and two threads with opposite directions are symmetrically arranged on the lead screw.

[0013] Preferably, the positioning clamping plate is arranged in an L shape, and opposite sides of the positioning clamping plate are provided with clamping grooves matched with the top shape of the valve nozzle.

[0014] The beneficial effects of the utility model are as follows:

[0015] 1. When detecting the tension of the valve nozzle, the valve nozzle is placed on the clamping mechanism, and the valve nozzle is conveyed by the conveying belt to move below the tension detection mechanism, so that multiple valve nozzles can be detected conveniently and labor-savingly.

[0016] 2. When detecting the tension of the valve nozzle, the connecting frame is driven downward by the first hydraulic cylinder, so that the positioning clamping plate moves to the two sides of the valve nozzle, the lead screw is driven to move by the driving motor, so that the moving block drives the positioning clamping plate to be clamped below the rubber of the valve nozzle, the connecting frame and the positioning clamping plate are driven upward by the first hydraulic cylinder, the rubber is tested for pull-off force, and the valve nozzle is detected conveniently. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the drawings needed in the embodiments will be briefly introduced as follows. Obviously, the drawings in the following description are only some embodiments of the utility model, and other drawings can be obtained by those skilled in the art without creative labor on the basis of the drawings.

[0018] Figure 1 It is a general structure schematic view of a tension machine for valve nozzle production according to the utility model embodiments.

[0019] Figure 2 It is a clamping mechanism structure schematic view of a tension machine for valve nozzle production according to the utility model embodiments.

[0020] Figure 3It is a tension detection mechanism structure diagram of a tension machine for valve spout production according to the embodiment of the utility model.

[0021] Figure 4 It is a connecting frame internal structure diagram of a tension machine for valve spout production according to the embodiment of the utility model.

[0022] In the drawing,

[0023] 1, rack, 2, conveying belt, 3, clamping mechanism, 4, support frame, 5, first hydraulic cylinder, 6, tension detection mechanism, 7, collection box, 8, mounting seat, 9, limiting frame, 10, second hydraulic cylinder, 11, sliding clamping plate, 12, fixed clamping plate, 13, through hole, 14, tension sensor, 15, connecting frame, 16, driving motor, 17, screw rod, 18, moving block, 19, positioning clamping plate. DETAILED DESCRIPTION

[0024] To further illustrate the embodiments, the utility model provides with drawings, these drawings are part of the utility model disclosure, mainly used to illustrate the embodiment, and can cooperate with the relevant description of the specification to explain the operation principle of the embodiment, cooperate with reference to these contents, and the person skilled in the art should understand other possible implementation modes and the advantages of the utility model, the components in the drawing are not drawn according to scale, and similar component symbols are usually used to indicate similar components.

[0025] According to the embodiment of the utility model, a tension machine for valve spout production is provided.

[0026] Embodiment one

[0027] As Figure 1- 4 shown, a tension machine for valve spud production according to an embodiment of the utility model discloses, including frame 1, the frame 1 is installed with conveyer belt 2, the conveyer belt 2 is equidistant and is provided with clamping mechanism 3, the top middle position of frame 1 is fixedly connected with support frame 4, first hydraulic cylinder 5 is installed on support frame 4, the output of first hydraulic cylinder 5 is connected with tension detection mechanism 6, tension detection mechanism 6 is arranged in the above of clamping mechanism 3, the bottom side of frame 1 is slidably connected with collection box 7, collection box 7 is arranged below conveyer belt 2, the conveyer belt 2 is chain plate type conveyer belt, the chain plate of clamping mechanism 3 interval is fixed in conveyer belt 2, clamping mechanism 3 includes mounting seat 8, limit frame 9, second hydraulic cylinder 10, sliding clamp plate 11 and fixed clamp plate 12, limit frame 9 is fixed in the top of mounting seat 8, sliding clamp plate 11 and fixed clamp plate 12 are all arranged in mounting seat 8, second hydraulic cylinder 10 is fixed in one side of mounting seat 8, the output of second hydraulic cylinder 10 is connected with sliding clamp plate 11, the central position of limit frame 9 is provided with the through-hole 13 corresponding with valve spud, sliding clamp plate 11 and fixed clamp plate 12 are respectively arranged in the two sides below through-hole 13, place the valve spud to be detected in the through-hole of the limit frame 9 of clamping mechanism 3, through second hydraulic cylinder 10 drive sliding clamp plate 11 cooperate fixed clamp plate 12 to the bottom of valve spud is clamped and fixed.

[0028] Example two

[0029] As Figures 1-4As shown, according to the utility model embodiment of a kind of tension machine for valve nozzle production, including rack 1, the rack 1 is equipped with conveying belt 2, the conveying belt 2 is equidistantly provided with clamping mechanism 3, the top middle position of the rack 1 is fixedly connected with support frame 4, first hydraulic cylinder 5 is installed on the support frame 4, the output end of the first hydraulic cylinder 5 is connected with tension detection mechanism 6, the tension detection mechanism 6 is arranged above clamping mechanism 3, the bottom side of the rack 1 is slidably connected with collection box 7, the collection box 7 is arranged below conveying belt 2, the tension detection mechanism 6 includes tension sensor 14, connecting frame 15, drive motor 16, screw rod 17, moving block 18 and positioning card plate 19, the tension sensor 14 is fixed at the top of connecting frame 15, the drive motor 16 is installed on one side of connecting frame 15, the output shaft of the drive motor 16 is connected with screw rod 17, the moving block 18 is symmetrically arranged in screw rod 17, one end of the moving block 18 is fixedly connected with positioning card plate 19, the screw rod 17 is arranged in connecting frame 15, two threads with opposite thread directions are symmetrically arranged on the screw rod 17, the moving block 18 is symmetrically arranged on the two threads, the tension sensor 14 and connecting frame 15 are driven to move down by first hydraulic cylinder 5, so that positioning card plate 19 moves to the two sides of valve nozzle, the screw rod 17 is moved by drive motor 16, so that the moving block 18 drives positioning card plate 19 to be clamped below rubber at valve nozzle, then connecting frame 15 and positioning card plate 19 are driven to move up by first hydraulic cylinder 5, the pull-off force of rubber is tested by observing the value of tension sensor 14, to facilitate the detection of valve nozzle.

[0030] Example three

[0031] As Figure 1 As shown in figure 4, according to the utility model embodiment of a kind of tension machine for valve nozzle production, including rack 1, the rack 1 is equipped with conveying belt 2, the conveying belt 2 is equidistantly provided with clamping mechanism 3, the top middle position of the rack 1 is fixedly connected with support frame 4, first hydraulic cylinder 5 is installed on the support frame 4, the output end of the first hydraulic cylinder 5 is connected with tension detection mechanism 6, the tension detection mechanism 6 is arranged above clamping mechanism 3, the bottom side of the rack 1 is slidably connected with collection box 7, the collection box 7 is arranged below conveying belt 2, the positioning card plate 19 is arranged in L type, the opposite side of the positioning card plate 19 is provided with the clamping groove matched with the shape of valve nozzle top, the positioning card plate 19 can be pulled to rubber when moving up by clamping groove, to facilitate the detection of the tension of rubber.

[0032] In summary, by means of the technical scheme of the utility model, when the device is used, the valve nozzle to be detected is placed in the through hole of the limiting frame 9 of the clamping mechanism 3, the bottom of the valve nozzle is clamped and fixed by the second hydraulic cylinder 10 driving the sliding clamping plate 11 to cooperate with the fixed clamping plate 12, then the pull sensor 14 and the connecting frame 15 are driven by the first hydraulic cylinder 5 to move downwards, so that the positioning clamping plate 19 moves to the two sides of the valve nozzle, the lead screw 17 is driven by the driving motor 16 to move, so that the moving block 18 drives the positioning clamping plate 19 to be clamped below the rubber at the valve nozzle, then the connecting frame 15 and the positioning clamping plate 19 are driven by the first hydraulic cylinder 5 to move upwards, the pulling force of the rubber is tested by observing the value of the pull sensor 14, the valve nozzle is convenient to detect, and when testing, the valve nozzle is conveyed by the conveying belt 2 to move below the pulling force detection mechanism 6, the valve nozzle can be detected in turn by the pulling force detection mechanism 6, the detection efficiency of the valve nozzle is improved, and after detection, the sliding clamping plate 11 is separated from the valve nozzle by the second hydraulic cylinder 10, when the valve nozzle moves below the conveying belt 2, it falls into the collecting box 7, so that the detected valve nozzle is convenient to collect.

[0033] The above merely describes the preferred embodiments of the utility model and is not used to limit the utility model, and any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A drawbench for valve tip production, comprising a frame (1), characterized in that, The rack (1) is provided with a conveying belt (2), the conveying belt (2) is provided with clamping mechanisms (3) at equal intervals, the top middle position of the rack (1) is fixedly connected with a support frame (4), the support frame (4) is provided with a first hydraulic cylinder (5), the output end of the first hydraulic cylinder (5) is connected with a tension detection mechanism (6), the tension detection mechanism (6) is arranged above the clamping mechanism (3), the bottom side of the rack (1) is slidably connected with a collection box (7), and the collection box (7) is arranged below the conveying belt (2).

2. The drawbench for valve stem production as claimed in claim 1, wherein, The conveying belt (2) is a chain plate type conveying belt, and the clamping mechanisms (3) are fixed on the chain plates of the conveying belt (2) at intervals.

3. The drawbench for valve stem production of claim 2, wherein, The clamping mechanism (3) comprises a mounting seat (8), a limiting frame (9), a second hydraulic cylinder (10), a sliding clamping plate (11) and a fixed clamping plate (12), the limiting frame (9) is fixed at the top of the mounting seat (8), the sliding clamping plate (11) and the fixed clamping plate (12) are arranged in the mounting seat (8), the second hydraulic cylinder (10) is fixed on one side of the mounting seat (8), and the output end of the second hydraulic cylinder (10) is connected with the sliding clamping plate (11).

4. The drawbench for valve stem production of claim 3, wherein, The center position of the limiting frame (9) is provided with a through hole (13) corresponding to the valve nozzle, and the sliding clamping plate (11) and the fixed clamping plate (12) are arranged on the two sides below the through hole (13) respectively.

5. A drawbench for valve stem production as claimed in claim 4, wherein, The tension detection mechanism (6) comprises a tension sensor (14), a connecting frame (15), a driving motor (16), a lead screw (17), a moving block (18) and a positioning clamping plate (19), the tension sensor (14) is fixed at the top of the connecting frame (15), the driving motor (16) is installed on one side of the connecting frame (15), the output shaft of the driving motor (16) is connected with the lead screw (17), the moving block (18) is symmetrically arranged on the lead screw (17), and one end of the moving block (18) is fixedly connected with the positioning clamping plate (19).

6. A drawbench for valve stem production as claimed in claim 5, wherein, The lead screw (17) is arranged in the connecting frame (15), two threads with opposite directions are symmetrically arranged on the lead screw (17), and the moving block (18) is symmetrically arranged on the two threads.

7. A drawbench for valve stem production as claimed in claim 6, wherein, The positioning clamping plate (19) is arranged in an L shape, and opposite sides of the positioning clamping plate (19) are provided with clamping grooves matched with the top shape of the valve nozzle.

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