Tool for riveting valve rod

Abstract

The utility model relates to the technical field of automobile parts, and discloses a valve rod riveting tool which comprises an equipment body, the equipment body comprises a placing table, a supporting arm is installed on the upper surface of the placing table, a main shaft is installed at the upper end of the supporting arm, and the lower end of the main shaft penetrates through the upper surface of the supporting arm till being attached to the upper surface of a chuck. A punch is clamped to the lower end of the chuck, a first guide groove is formed in one side of the supporting arm, an automatic feeding structure is installed at one end of the first guide groove, a fixing base is installed at the lower end of the first guide groove, the lower surface of the fixing base is attached to the upper surface of the supporting rod, and the lower surface of the supporting rod is attached to the upper surface of the supporting base. Through the automatic feeding structure and the ejection structure, the valve rod and the valve plate can be automatically conveyed to the machining position, personnel feeding is not needed, the safety of personnel is greatly guaranteed, after the valve rod and the valve plate are punched, the valve rod and the valve plate are automatically ejected out through the ejection structure, and the production efficiency is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile parts, in particular to a tooling for riveting a valve stem. Background Art

[0002] The automobile shock absorber is a device installed between the frame and the car to attenuate the vibration of the car. The automobile shock absorber includes a working cylinder filled with oil, an inner cylinder barrel is provided in the working cylinder, a piston is slidably fitted in the inner cylinder barrel, and the bottom valve of the shock absorber is fixed to the bottom end of the inner cylinder barrel. When the automobile shock absorber is working, the piston in the inner cylinder barrel of the working cylinder moves up and down, causing the oil to flow repeatedly between the inner cylinder barrel and the working cylinder. The flowing oil flows through the oil leakage hole of the bottom valve and rubs against the wall of the oil leakage hole, which will generate a damping force to attenuate the vibration.

[0003] The utility model patent application document with publication number "CN202174209U" discloses an automatic riveting mechanism, which is mainly composed of a riveting chamber, a pressure head, an elastic clamp and a driving assembly. This technical solution has the advantages of simple structure and convenient control. It solves the problem that the existing automatic riveting mechanism can realize the nail feeding process, but has a complex structure, and the docking between the riveting fixture inlet and the feeding assembly outlet is only achieved by the driving assembly driving the slide rail movement, resulting in low positioning accuracy and poor reliability.

[0004] The automatic riveting mechanism disclosed in the above document has the following defects: when the automatic riveting mechanism is in use, when the workpiece processing is completed, the workpiece cannot be automatically loaded, and manual loading is required, so the loading process is more troublesome.

[0005] It can be seen from this that the existing automatic riveting mechanism does not have a structure that is convenient for automatic feeding, and it is necessary to improve the existing deficiencies and provide a tooling for riveting valve stems. Utility Model Content

[0006] In order to solve the above technical problems, the utility model is achieved through the following technical solutions:

[0007] The utility model is a tool for riveting valve stems, comprising an equipment body, the equipment body comprising a placing table, a support arm is installed on the upper surface of the placing table, a main shaft is installed on the upper end of the support arm, the lower end of the main shaft passes through the upper surface of the support arm until it is fitted with the upper surface of the chuck, a punch is clamped at the lower end of the chuck, a first material guide groove is installed on one side of the support arm, an automatic feeding structure is installed on one end of the first material guide groove, a fixed seat is installed on the lower end of the first material guide groove, the lower surface of the fixed seat is fitted with the upper surface of the support rod, the lower surface of the support rod is fitted with the upper surface of the support seat, the lower surface of the support seat is fitted with the upper surface of the placing table, and an air pump assembly is installed on the other side of the support arm.

[0008] Furthermore, the automatic feeding structure drives a seat, and the output end of the driving seat is rotatably connected to a rotating shaft, a turntable is installed at the upper end of the rotating shaft, a second material guide groove is placed at the lower end of the turntable, one end of the second material guide groove is connected to one end of a fixed seat, and a support plate is installed at the other end of the second material guide groove, the lower end of the support plate is fitted with the upper end of the placing table, and a limiting groove is opened at one end of the turntable, and the limiting grooves are set to be several and are evenly distributed around the axis of the turntable, a valve stem is placed inside the limiting groove, the lower surface of the valve stem is fitted with the inner surface of the second material guide groove, a valve plate is placed on the upper end of the valve stem, and a ejection structure is installed on one side of each limiting groove.

[0009] Furthermore, the ejection structure includes a pneumatic seat, the interior of the pneumatic seat is slidably connected to one end of the push rod, and the other end of the push rod is equipped with a push plate.

[0010] Furthermore, one end of the second material guiding trough is set as a material feed port, and the other end of the second material guiding trough is set as a material discharge port.

[0011] Furthermore, a reinforcement block is installed at the lower end of the first material guiding trough, and one side of the reinforcement block is in contact with one side of the support arm.

[0012] Furthermore, the output end of the air pump assembly is connected to the input end of the main shaft.

[0013] The utility model has the following beneficial effects:

[0014] (1) The utility model can automatically transport the valve stem and valve plate to the processing position through the automatic loading structure and the ejection structure. No personnel loading is required, which greatly ensures the safety of personnel. After the valve stem and valve plate are stamped, they are automatically ejected through the ejection structure, which greatly improves the production efficiency.

[0015] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the automatic feeding structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the ejection structure of the utility model;

[0020] Figure 4 This is a cross-sectional view of the valve stem and valve plate structure of the utility model;

[0021] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0022] In the figure: 1. Equipment body; 101. Placement table; 102. Support arm; 103. Spindle; 104. Chuck; 105. Punch; 106. First material guide trough; 107. Fixed seat; 108. Support rod; 109. Support seat; 2. Automatic feeding structure; 201. Drive seat; 202. Rotating shaft; 203. Turntable; 204. Second material guide trough; 205. Support plate; 206. Limiting groove; 207. Feed inlet; 208. Discharge outlet; 3. Valve stem; 4. Valve plate; 5. Ejection structure; 501. Pneumatic seat; 502. Push rod; 503. Push plate; 6. Air pump assembly. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-Figure 4 As shown, the utility model is a tool for riveting valve stems, including an equipment body 1, and the equipment body 1 includes a placement table 101. A support arm 102 is installed on the upper surface of the placement table 101, and a main shaft 103 is installed on the upper end of the support arm 102. The lower end of the main shaft 103 penetrates the upper surface of the support arm 102 until it fits with the upper surface of the chuck 104, and a punch 105 is clamped at the lower end of the chuck 104. A first material guide groove 106 is installed on one side of the support arm 102, and an automatic feeding structure 2 is installed at one end of the first material guide groove 106. A fixed seat 107 is installed at the lower end of the first material guide groove 106, and the lower surface of the fixed seat 107 fits with the upper surface of the support rod 108, and the lower surface of the support rod 108 fits with the upper surface of the support seat 109, and the lower surface of the support seat 109 fits with the upper surface of the placement table 101. An air pump assembly 6 is installed on the other side of the support arm 102.

[0025] The automatic feeding structure 2 drives a seat 201, and the output end of the driving seat 201 is rotatably connected to a rotating shaft 202. A turntable 203 is installed on the upper end of the rotating shaft 202, and a second material guide groove 204 is placed on the lower end of the turntable 203. One end of the second material guide groove 204 is connected to one end of a fixed seat 107, and a support plate 205 is installed on the other end of the second material guide groove 204. The lower end of the support plate 205 fits with the upper end of the placement table 101. A limiting groove 206 is provided at one end of the turntable 203. The limiting grooves 206 are set to be several and are evenly distributed around the axis of the turntable 203. A valve stem 3 is placed inside the limiting groove 206. The lower surface of the valve stem 3 fits with the inner surface of the second material guide groove 204. A valve plate 4 is placed on the upper end of the valve stem 3, and a ejection structure 5 is installed on one side of each limiting groove 206.

[0026] The ejection structure 5 includes a pneumatic seat 501 , the interior of the pneumatic seat 501 is slidably connected to one end of a push rod 502 , and a push plate 503 is installed at the other end of the push rod 502 .

[0027] One end of the second material guiding trough 204 is configured as a material inlet 207 , and the other end of the second material guiding trough 204 is configured as a material outlet 208 .

[0028] A reinforcement block is installed at the lower end of the first material guiding trough 106 , and one side of the reinforcement block is in contact with one side of the support arm 102 .

[0029] The output end of the air pump assembly 6 is connected to the input end of the main shaft 103 .

[0030] When in use, first start the driving seat 201 inside the automatic feeding structure 2, and when the turntable 203 rotates, the valve stem 3 on the second guide groove 204 is transported to the lower end of the punch 105 through the limit groove 206, and then the valve plate 4 is transported to the upper end of the valve stem 3 through the first guide groove 106, and then the air pump assembly 6 is started, and the main shaft 103 is driven downward by the air pump assembly 6, and then the punch 105 is driven until the lower end of the punch 105 is pressed on the upper end of the valve plate 4, so that the valve stem 3 and the valve plate 4 are connected by punching. At the same time, when the stamping is completed, the formed workpiece is transported to the discharge port 208 through the turntable 203, and then the push rod 502 is driven by the pneumatic seat 501 until the push plate 503 on one side of the push rod 502 pushes the workpiece out. Through the automatic loading structure 2 and the ejection structure 5, the valve stem 3 and the valve plate 4 can be automatically transported to the processing position, and the safety of personnel is greatly guaranteed without the need for personnel loading. After the valve stem 3 and the valve plate 4 are stamped, they are automatically ejected by the ejection structure 5, which greatly improves the production efficiency.

[0031] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A tool for riveting a valve stem, comprising a device body (1), characterized in that: The device body (1) comprises a placement table (101), a support arm (102) is installed on the upper surface of the placement table (101), a main shaft (103) is installed on the upper end of the support arm (102), the lower end of the main shaft (103) passes through the upper surface of the support arm (102) until it fits with the upper surface of the chuck (104), a punch (105) is clamped on the lower end of the chuck (104), and a first material guide groove (106) is installed on one side of the support arm (102). An automatic feeding structure (2) is installed at one end of the material guide trough (106), a fixing seat (107) is installed at the lower end of the first material guide trough (106), the lower surface of the fixing seat (107) is in contact with the upper surface of the support rod (108), the lower surface of the support rod (108) is in contact with the upper surface of the support seat (109), the lower surface of the support seat (109) is in contact with the upper surface of the placement table (101), and an air pump assembly (6) is installed on the other side of the support arm (102).

2. A tool for riveting a valve stem according to claim 1, characterized in that: The automatic feeding structure (2) drives a seat (201); an output end of the driving seat (201) is rotatably connected to a rotating shaft (202); a rotating disk (203) is mounted on the upper end of the rotating shaft (202); a second material guide trough (204) is disposed on the lower end of the rotating disk (203); one end of the second material guide trough (204) is connected to one end of a fixed seat (107); a support plate (205) is mounted on the other end of the second material guide trough (204); and the lower end of the support plate (205) is connected to the fixed seat (107). The upper end of the placing table (101) is fitted with each other, a limiting groove (206) is provided at one end of the turntable (203), a plurality of limiting grooves (206) are set and are evenly distributed around the axis of the turntable (203), a valve stem (3) is placed inside the limiting groove (206), the lower surface of the valve stem (3) is fitted with the inner surface of the second material guide groove (204), a valve plate (4) is placed at the upper end of the valve stem (3), and a ejection structure (5) is installed on one side of each limiting groove (206).

3. A tool for riveting a valve stem according to claim 2, characterized in that: The ejection structure (5) comprises a pneumatic seat (501), the interior of the pneumatic seat (501) being slidably connected to one end of a push rod (502), and a push plate (503) being mounted on the other end of the push rod (502).

4. The tooling for riveting a valve stem according to claim 2, characterized in that: One end of the second material guiding trough (204) is configured as a material inlet (207), and the other end of the second material guiding trough (204) is configured as a material outlet (208).

5. The tooling for riveting a valve stem according to claim 1, characterized in that: A reinforcement block is installed at the lower end of the first material guide trough (106), and one side of the reinforcement block is in contact with one side of the support arm (102).

6. The tooling for riveting a valve stem according to claim 1, characterized in that: The output end of the air pump assembly (6) is connected to the input end of the main shaft (103).

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