Automatic valve core screening device

Abstract

The utility model discloses an automatic valve core screening device which comprises a transportation detection assembly, the transportation detection assembly comprises a bearing bottom box and an air tightness detector, a plurality of screening collection boxes are fixedly installed in the bearing bottom box at equal intervals, and two transmission belts moving synchronously are arranged at the top end of the bearing bottom box; and the multiple bearing assemblies are sequentially and rotationally connected end to end and fixedly installed at the top end of the conveying belt, a main body of each bearing assembly is arranged to be an installation connecting plate, and a matched through groove is formed in the upper surface of each installation connecting plate. According to the utility model, the valve core main body is clamped through the clamping and screening assembly and is matched with the air tightness detector to carry out air tightness detection, the valve core main body is directly screened into the specified screening and collecting box after the detection is completed, the whole device is simple in structure and convenient to use, the air tightness detection of the valve core main body can be continuously carried out, and the detection efficiency is improved. Manual screening is not needed, the production cost is reduced, and the production quality is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of valve core detection, in particular to an automatic sorting device for valve cores. Background Art

[0002] In the prior art, the "valve core" is also called the "airtight core". It is mainly used for the air intake of tires and preventing tire air leakage. The main body of the "valve core" is a small column with a hollow upper end and a solid lower end. A small hole is opened on the side of the lower end to communicate with the hollow part.

[0003] During the production process of valve cores, airtightness detection is carried out to screen out defective or waste products and prevent unqualified products from flowing out of the factory. However, the existing airtightness detection and sorting of valve cores are mostly manually operated, with relatively slow detection speed, time-consuming and laborious, which is not conducive to the large-scale detection of valve cores; for some devices that automatically detect the airtightness of valve cores, manual selection of unqualified products is often required, or an additional mechanical sorting device for defective products is configured, increasing production costs. Summary of the Utility Model

[0004] The purpose of the utility model is to solve the deficiencies in the prior art and provide an automatic sorting device for valve cores.

[0005] To achieve the above purpose, the utility model adopts the following technical solutions:

[0006] An automatic sorting device for valve cores, comprising:

[0007] A transportation and detection component, the transportation and detection component includes a bearing bottom box and an airtightness detector. A plurality of sorting and collecting boxes are fixedly installed at equal intervals inside the bearing bottom box, and two synchronously moving conveyor belts are arranged at the top of the bearing bottom box;

[0008] A bearing component, a plurality of the bearing components are sequentially rotatably connected at the head and tail and fixedly installed at the top of the conveyor belt. The main body of the bearing component is an installation connecting plate, and a matching through groove is opened on the upper surface of the installation connecting plate;

[0009] A clamping and sorting component, a valve core main body is fixedly installed inside the clamping and sorting component, and a plurality of the clamping and sorting components are respectively fixedly installed at the tops of a plurality of bearing components; the clamping and sorting component includes a sorting installation block and a control module. An installation through groove is opened at the top of the sorting installation block, and two valve core clamping blocks are installed inside the installation through groove.

[0010] As a further scheme of the utility model: A plurality of support sliding rods are installed at equal intervals at the bottom end of the inner cavity of the installation through groove, and the support sliding rods penetrate through the two valve core clamping blocks.

[0011] As a further solution of the present utility model: A first connecting plate is fixedly installed at the bottom of one side of one of the valve core clamping blocks, and an electric telescopic rod is fixedly installed on one side of the first connecting plate.

[0012] As a further solution of the present utility model: The bottom end of the first connecting plate is fixedly connected with a first connecting arm, and inner tooth arms are fixedly connected to both ends of the first connecting arm.

[0013] As a further solution of the present utility model: A second connecting plate is fixedly installed on one side of the other valve core clamping block, and a connecting sliding rod is fixedly connected to one side of the second connecting plate.

[0014] As a further solution of the present utility model: The bottom end of the second connecting plate is fixedly connected with a second connecting arm, and outer tooth arms are fixedly connected to both ends of the second connecting arm.

[0015] As a further solution of the present utility model: A mating gear is meshed with one side of the outer tooth arm, and the mating gear is meshed with the inner tooth arm.

[0016] As a further solution of the present utility model: Driving wheels are installed at both ends inside the conveyor belt, a connecting rotating shaft is fixedly installed inside the driving wheel, and a first sprocket is fixedly installed at one end of the connecting rotating shaft.

[0017] Compared with the prior art, the present utility model provides an automatic valve core screening device, which has the following beneficial effects:

[0018] This automatic valve core screening device clamps the valve core body through the clamping and screening assembly and cooperates with the airtightness detector for airtightness detection. After the detection is completed, the valve core body is directly screened into the designated screening collection box. The overall device has a simple structure and is easy to use. It can continuously and uninterruptedly perform airtightness detection on the valve core body, eliminating the need for manual screening, reducing production costs, and ensuring production quality.

[0019] The parts not involved in this device are the same as or can be implemented by the prior art. The present utility model has a simple structure and is easy to operate. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a three-dimensional structural schematic diagram of the overall assembly of the present utility model;

[0021] Figure 2 It is a three-dimensional structural schematic diagram of the transportation and detection assembly of the present utility model;

[0022] Figure 3 It is a three-dimensional structural schematic diagram of the bearing assembly of the present utility model;

[0023] Figure 4Schematic three-dimensional structure of the clamping and screening assembly of the present utility model Figure 1 ;

[0024] Figure 5 Schematic three-dimensional structure of the clamping and screening assembly of the present utility model Figure 2 ;

[0025] Figure 6 Schematic three-dimensional structure of the clamping and screening assembly of the present utility model Figure 3 。

[0026] In the figure: 1. Transportation and detection assembly; 101. Bearing bottom box; 102. Screening and collection box; 103. Support arm; 104. Transmission belt; 105. Driving runner; 106. Connecting rotating shaft; 107. Sprocket one; 108. Sprocket two; 109. Motor base; 110. Driving motor; 111. Sprocket three; 112. Air tightness detector; 113. Matching bearing frame; 2. Bearing assembly; 201. Installation connecting plate; 202. Matching through slot; 203. Positioning insertion cylinder; 204. Connecting ear plate; 205. Inserting rod one; 206. Rotating sleeve; 207. Rotating pin shaft; 3. Clamping and screening assembly; 301. Sorting installation block; 302. Coding label; 303. Control module; 304. Inserting rod two; 305. Installation through slot; 306. Valve core clamping block; 307. Support sliding rod; 308. Electric telescopic rod; 309. Protective frame plate; 310. Connecting plate one; 311. Connecting arm one; 312. Inner tooth arm; 313. Connecting plate two; 314. Connecting sliding rod; 315. Support spring; 316. Connecting arm two; 317. Outer tooth arm; 318. Positioning pin; 319. Matching gear; 4. Valve core body. Specific embodiments

[0027] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments.

[0028] An automatic valve core screening device, as Figures 1 to 6 shown, includes: a transportation and detection assembly 1, a bearing assembly 2, and a clamping and screening assembly 3. The clamping and screening assembly 3 is fixedly installed at the top of a plurality of bearing assemblies 2. The plurality of bearing assemblies 2 are sequentially and rotatably connected end to end and are fixedly installed at the top of the transportation and detection assembly 1. And a valve core body 4 is fixedly installed inside the clamping and screening assembly 3.

[0029] The transportation detection component 1 includes a bearing bottom box 101 and an airtightness detector 112. The airtightness detector 112 is fixedly installed at one end of the top of the bearing bottom box 101 to perform airtightness detection on the valve core body 4, determine whether the valve core body 4 is a qualified product or a defective product, and send the type of the valve core body 4 to the corresponding clamping and screening component 3 through the controller.

[0030] A plurality of sieve collection boxes 102 for collecting the valve core bodies 4 are fixedly installed at equal intervals inside the bearing bottom box 101 to classify and collect the qualified products and defective products of the valve core bodies 4; a limiting sliding rail is integrally formed on the inner bottom wall of the bearing bottom box 101, and the bearing bottom box 101 is fixed to the limiting sliding rail.

[0031] A material distribution groove is opened at the top of the bearing bottom box 101, and the valve core body 4 directly passes through the material distribution groove and enters the inside of the sieve collection box 102; and two support arms 103 are welded at both ends of the top of the bearing bottom box 101, the support arms 103 are arranged on both sides of the material distribution groove, and two synchronously moving conveyor belts 104 are arranged at the top between the two groups of support arms 103.

[0032] Driving wheels 105 are installed at both ends inside the conveyor belt 104. A connecting rotating shaft 106 is fixedly installed inside the two driving wheels 105 at the same end of the two conveyor belts 104. Both ends of the connecting rotating shaft 106 penetrate through the support arm 103 and are rotatably connected to the support arm 103, and a first sprocket 107 is fixedly installed at one of the extending ends of the connecting rotating shaft 106. The two first sprockets 107 are connected by a chain drive.

[0033] A second sprocket 108 is fixedly installed at the other end of the connecting rotating shaft 106 away from the airtightness detector 112. A motor base 109 is fixedly installed at one end of the top of the bearing bottom box 101 close to the second sprocket 108. A driving motor 110 is fixedly installed at the top of the motor base 109. A third sprocket 111 is fixedly installed on the output shaft of the driving motor 110. The third sprocket 111 is connected to the second sprocket 108 by a chain drive.

[0034] A matching support frame 113 is arranged at the bottom of the airtightness detector 112. The matching support frame 113 passes through the two conveyor belts 104 and is fixed to the bearing bottom box 101 to support the bearing component 2, facilitating the airtightness detector 112 to perform airtightness detection on the valve core body 4.

[0035] The main body of the bearing component 2 is set as an installation connection plate 201. A matching through groove 202 is opened on the upper surface of the installation connection plate 201, and a plurality of positioning insertion cylinders 203 are fixedly connected to the upper surface of the installation connection plate 201. The inner cavity of the positioning insertion cylinder 203 penetrates through the installation connection plate 201.

[0036] Both sides of the installation connecting plate 201 are integrally formed with connecting ear plates 204. A first inserting rod 205 is welded to the lower surface of the connecting ear plate 204. A plurality of jacks are equidistantly arranged on the surface of the conveyor belt 104, and the first inserting rod 205 is inserted into the jacks.

[0037] A plurality of rotating sleeves 206 are equidistantly welded to the bottom of both ends of the installation connecting plate 201. A rotating pin shaft 207 is rotatably installed inside the rotating sleeve 206 at one end. A plurality of installation connecting plates 201 are sequentially connected end to end through the rotating sleeves 206 and the rotating pin shafts 207.

[0038] The clamping and screening assembly 3 includes a sorting installation block 301 and a control module 303. A coding label 302 is arranged on one side of the top of the sorting installation block 301, and an installation groove is opened on the other side of the top of the sorting installation block 301. The control module 303 is fixedly installed inside the installation groove. The control module 303 establishes a wireless signal connection with the controller, is used to receive the signal transmitted by the controller, and controls the clamping and screening assembly 3.

[0039] An installation through groove 305 is opened on the top of the sorting installation block 301. Two symmetrically arranged valve core clamping blocks 306 are installed inside the installation through groove 305. The valve core body 4 is clamped between the two valve core clamping blocks 306.

[0040] A plurality of support sliding rods 307 are equidistantly installed at the bottom end of the inner cavity of the installation through groove 305. The support sliding rods 307 penetrate through the two valve core clamping blocks 306, and the valve core clamping blocks 306 can slide along the axial direction of the support sliding rods 307.

[0041] A first connecting plate 310 is fixedly installed at the bottom of one side of one of the valve core clamping blocks 306. An electric telescopic rod 308 is fixedly installed on one side of the first connecting plate 310. The electric telescopic rod 308 is fixedly installed at the bottom end of the sorting installation block 301 and is controlled by the control module 303.

[0042] The bottom end of the first connecting plate 310 is fixedly connected with a first connecting arm 311. Inner tooth arms 312 are welded to both ends of the first connecting arm 311. The teeth of the two inner tooth arms 312 are arranged on the side where the two inner tooth arms 312 are close to each other.

[0043] A second connecting plate 313 is fixedly installed at the bottom of one side of the other valve core clamping block 306. A connecting sliding rod 314 is fixedly connected to one side of the second connecting plate 313. A support spring 315 is sleeved on the outer wall of the connecting sliding rod 314. One end of the support spring 315 is fixed to the inner wall of the installation through groove 305, and one end of the connecting sliding rod 314 penetrates through the sorting installation block 301.

[0044] A connecting plate two 313 is fixedly connected to the bottom end of a connecting arm two 316. Outer tooth arms 317 are welded to both ends of the connecting arm two 316. The teeth of the two outer tooth arms 317 are formed on the sides of the two outer tooth arms 317 away from each other.

[0045] One side of the outer tooth arm 317 is meshed and connected with a mating gear 319. A positioning pin 318 is rotatably connected to the top end of the mating gear 319. The positioning pin 318 is welded to the bottom end of the sorting and mounting block 301. The mating gear 319 is meshed and connected with an inner tooth arm 312.

[0046] A protective frame plate 309 for limiting the outer tooth arm 317 and the inner tooth arm 312 is fixedly installed at the bottom end of the sorting and mounting block 301, enabling the two to maintain stable horizontal movement; and a plurality of second inserting rods 304 are equidistantly welded to the bottom end of the sorting and mounting block 301, and the plurality of second inserting rods 304 are respectively inserted into a plurality of positioning inserting cylinders 203.

[0047] Working principle:

[0048] Please refer to Figures 1 to 6 to assemble this device as shown in the figure;

[0049] When this device is in use, the controller first controls the driving motor 110 to drive the conveyor belt 104 to rotate. The conveyor belt 104 moves the clamping and screening assembly 3 clamping the valve core body 4 to the top of the mating bearing frame 113 through the bearing assembly 2. The airtightness detector 112 performs an airtightness detection on the valve core body 4, and then transmits the detection result to the controller. The controller transmits the detection result to the corresponding control module 303; when the clamping and screening assembly 3 moves to above the designated screening and collecting box 102 following the conveyor belt 104, the control module 303 controls the electric telescopic rod 308 to contract, and then drives the corresponding valve core clamping block 306 and the inner tooth arm 312 to move synchronously through the connecting plate one 310; the inner tooth arm 312 meshes and drives the mating gear 319, the mating gear 319 meshes and drives the outer tooth arm 317, the outer tooth arm 317 drives the connecting plate two 313 and the corresponding valve core clamping block 306 through the connecting arm two 316, and at the same time the connecting plate two 313 compresses the support spring 315; the two valve core clamping blocks 306 release the clamping of the valve core body 4, and the valve core body 4 falls into the corresponding screening and collecting box 102; then the control module 303 controls the electric telescopic rod 308 to extend, cooperating with the support spring 315, to make the two valve core clamping blocks 306 approach each other again.

[0050] The above is only a preferred specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present invention, according to the technical solution and the inventive concept of the present invention, makes equivalent replacements or changes, and should be covered by the protection scope of the present invention.

Claims

1. An automatic valve core screening device, characterized in that: include: A transport detection assembly (1), the transport detection assembly (1) comprising a load-bearing bottom box (101) and an airtightness detector (112), a plurality of screening and collecting boxes (102) being fixedly installed at equal intervals inside the load-bearing bottom box (101), and two synchronously moving conveyor belts (104) being arranged at the top of the load-bearing bottom box (101); A bearing assembly (2), wherein a plurality of the bearing assemblies (2) are rotatably connected in sequence and fixedly mounted on the top of the conveyor belt (104); a main body of the bearing assembly (2) is configured as a mounting connection plate (201); a matching through groove (202) is provided on the upper surface of the mounting connection plate (201); A clamping screening component (3), wherein a valve core body (4) is fixedly mounted inside the clamping screening component (3), and a plurality of the clamping screening components (3) are respectively fixedly mounted on the top of a plurality of bearing components (2); the clamping screening component (3) comprises a sorting mounting block (301) and a control module (303), a mounting through slot (305) is provided at the top of the sorting mounting block (301), and two valve core clamping blocks (306) are mounted inside the mounting through slot (305).

2. The automatic valve core screening device according to claim 1, characterized in that: A plurality of support slide bars (307) are equidistantly mounted on the bottom end of the inner cavity of the mounting through slot (305), and the support slide bars (307) penetrate through two valve core clamping blocks (306).

3. The automatic valve core screening device according to claim 1, characterized in that: A connecting plate 1 (310) is fixedly mounted on the bottom of one side of one of the valve core clamping blocks (306), and an electric telescopic rod (308) is fixedly mounted on one side of the connecting plate 1 (310).

4. The automatic valve core screening device according to claim 3, characterized in that: The bottom end of the connecting plate 1 (310) is fixedly connected to a connecting arm 1 (311), and both ends of the connecting arm 1 (311) are fixedly connected to inner tooth arms (312).

5. The automatic valve core screening device according to claim 1, characterized in that: A second connecting plate (313) is fixedly mounted on one side of the other valve core clamping block (306), and a connecting slide rod (314) is fixedly connected to one side of the second connecting plate (313).

6. The automatic valve core screening device according to claim 5, characterized in that: The bottom end of the second connecting plate (313) is fixedly connected to a second connecting arm (316), and both ends of the second connecting arm (316) are fixedly connected to external tooth arms (317).

7. The automatic valve core screening device according to claim 6, characterized in that: One side of the outer tooth arm (317) is meshingly connected with a matching gear (319), and the matching gear (319) is meshingly connected with the inner tooth arm (312).

8. The automatic valve core screening device according to claim 1, characterized in that: Both ends of the transmission belt (104) are provided with driving wheels (105), a connecting shaft (106) is fixedly installed inside the driving wheel (105), and a sprocket wheel (107) is fixedly installed at one end of the connecting shaft (106).

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