Gear pin feeding and press-fitting equipment for throttle valve

Abstract

The utility model discloses gear pin feeding and press-fitting equipment of a throttle valve. The gear pin feeding and press-fitting equipment comprises a shell feeding and press-fitting device, a gear pin feeding device located at the side end of the shell feeding and press-fitting device and a press-fitting device located above the gear pin feeding device and in butt joint with the shell feeding and press-fitting device. The press-fitting device comprises a press-fitting support, a transfer frame installed on a top plate of the press-fitting support through a linear sliding rail, a switching electric cylinder installed on the top plate of the press-fitting support and driving the transfer frame to move, a servo electric cylinder vertically installed on the transfer frame and a material suction assembly driven by the servo electric cylinder to move up and down. By means of the mode, the gear pin can be automatically fed and pressed in place, staggered feeding is carried out in order, the feeding position and the pressing position are staggered, and safety is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of assembly, in particular to a gear pin feeding and pressing device for a throttle valve. Background Art

[0002] The parts of the throttle valve include gear pins. The press-fit design of the gear pins involves loading the housing, loading the gear pins, and pressing them. The outer diameters of gear pins of different specifications are different. How to make them compatible is a technical problem that needs to be solved. In addition, the gear pins are subjected to large forces during the press-fitting process. After long-term use, the parts that adsorb and press-fit the gear pins wear out and need to be replaced. If the entire press-fitting suction head is replaced, the cost is high and the operation is cumbersome.

[0003] Based on the above defects and deficiencies, it is necessary to improve the existing technology and design a gear pin feeding and pressing device for a throttle valve. Utility Model Content

[0004] The main technical problem solved by the utility model is to provide a gear pin feeding and pressing device for a throttle valve, which can automatically feed and press-fit the gear pin into place, and the staggered feeding is carried out in order, and the feeding position and the pressing position are staggered to ensure safety.

[0005] In order to solve the above technical problems, a technical solution adopted by the present invention is: to provide a gear pin loading and pressing device for a throttle valve, the gear pin loading and pressing device for the throttle valve includes a shell loading and pressing device, a gear pin loading device located at the side end of the shell loading and pressing device, and a pressing device located above the gear pin loading device and docked with the shell loading and pressing device; the pressing device includes a pressing bracket, a transfer rack installed on the top plate of the press bracket through a linear slide rail, a switching electric cylinder installed on the top plate of the press bracket and driving the transfer rack to move, a servo electric cylinder vertically installed on the transfer rack, and a pressing device driven by the servo electric cylinder The suction component moves downward, and the suction component includes a base, an adsorption cylinder, a material picking pressure shaft and a guide mounting seat. The adsorption cylinder is installed at the lower end of the base, and the lower end of the adsorption cylinder is provided with a mounting hole and an adsorption hole with decreasing aperture from bottom to top. The mounting hole is provided with a quickly replaced material picking pressure shaft and a guide mounting seat from top to bottom. The upper end of the material picking pressure shaft is abutted against the end face of the mounting hole, and the guide mounting seat is axially provided with a guide mounting hole for placing a gear pin. The upper end faces of the material picking pressure shaft and the guide mounting seat are both provided with ventilation grooves. The outer diameter of the material picking pressure shaft is smaller than the aperture of the mounting hole. The guide mounting hole is communicated with the adsorption hole, and the adsorption hole is externally connected to a negative pressure device.

[0006] Preferably, a screw mounting hole for locking and fixing the guide mounting seat is provided at the side end of the adsorption cylinder.

[0007] Preferably, the gear pin loading device includes a loading bracket, a receiving plate, a feeding plate, a feeding cylinder, a receiving assembly and a vibration disk. The receiving plate is installed on the loading bracket through a pad. Two receiving holes are provided on the receiving plate. A feeding plate is docked below the receiving holes. The feeding plate is slidably installed on the loading bracket through a linear slide rail. A feeding cylinder for driving the feeding plate to feed the material in an offset manner is installed on the side end of the loading bracket. A receiving assembly is docked above the receiving hole. The receiving assembly is connected to the vibration disk through a pipeline for vibrating and feeding. A gear pin carrier for positioning the material is embedded at one end of the feeding plate. A sensor for detecting and identifying the product is also installed on the side end of the feeding plate.

[0008] Preferably, the material receiving assembly includes a material receiving module installed on the material receiving plate, a material receiving channel opposite to the material receiving hole is vertically opened on the material receiving module, a blocking cylinder is installed on the side end of the material receiving module, a blocking block is installed on the piston rod of the blocking cylinder, and the blocking block is horizontally installed on the material receiving module and can block the material receiving channel.

[0009] Preferably, the bottom surface of the receiving plate is further provided with a sliding groove for avoiding the misalignment and movement of the gear pin, and the sliding groove is horizontally connected to the receiving hole.

[0010] Preferably, the shell loading and pressing device includes a movable frame, a push-pull cylinder, a lifting cylinder, a shell tooling and a clamping assembly. The movable frame is slidably installed by a linear slide rail, and a push-pull cylinder for driving the movable frame to move is installed on the workbench. The movable frame is connected to the loading position and the pressing position at the front and rear. The lifting cylinder is installed on the movable frame. The lifting cylinder drives the shell tooling to move up and down. The shell tooling is slidably connected to the movable frame by a linear slide rail. The rear pressing position is provided with a clamping assembly for clamping the shell on the shell tooling. The shell tooling includes a vertically installed positioning reference plate and several positioning pins installed on the positioning reference plate; the clamping assembly includes a horizontally arranged clamping cylinder and a clamping plate driven out by the clamping cylinder, and the clamping plate is made of elastic material.

[0011] Compared with the prior art, the beneficial effects of the present invention are:

[0012] The shell loading and pressing device can position and fix the shell and clamp the shell to prepare for subsequent pressing. The shell tooling can freely switch to the loading position and pressing position to ensure safe loading.

[0013] The gear pin feeding device uses a vibrating plate to feed the gear pins to the gear pin carrier, and then staggers the gear pins to the gear pin loading position to facilitate adsorption and material removal.

[0014] The press-fitting device can automatically absorb the gear pin and press it onto the housing, and can quickly replace the parts that are pressed, namely the material taking pressure shaft and the guide mounting seat. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 The figure is a structural diagram of a throttle valve gear pin feeding and pressing device.

[0016] Figure 2 The present invention is a structural schematic diagram of a shell loading and pressing device of a gear pin loading and pressing equipment for a throttle valve.

[0017] Figure 3 The present invention is a structural schematic diagram of a gear pin feeding device of a throttle valve gear pin feeding and pressing equipment.

[0018] Figure 4 The present invention is a cross-sectional view of the material receiving assembly of a gear pin loading and pressing device for a throttle valve.

[0019] Figure 5 The present invention is a partial cross-sectional view of a suction component of a gear pin loading and pressing device for a throttle valve.

[0020] Figure 6 This is a schematic diagram of the partial structure of the suction component of a throttle valve gear pin feeding and pressing equipment.

[0021] Among them, 1. Shell loading and pressing device, 11. Moving frame, 12. Push-pull cylinder, 13. Lifting cylinder, 14. Shell tooling, 141. Positioning reference plate, 142. Positioning pin, 15. Pressing assembly, 151. Pressing cylinder, 152. Pressing plate;

[0022] 2. Gear pin loading device, 21. Loading bracket, 22. Material receiving plate, 220. Material receiving hole, 23. Feeding plate, 24. Feeding cylinder, 25. Material receiving assembly, 251. Material receiving module, 250. Material receiving channel, 252. Blocking cylinder, 253. Blocking block, 26. Vibrating plate, 27. Gear pin carrier, 28. In-position sensor;

[0023] 3. Press-fitting device, 31. Press-fitting bracket, 32. Transfer rack, 33. Switching electric cylinder, 34. Press-fitting electric cylinder, 35. Suction assembly, 351. Base, 352. Adsorption cylinder, 3521. Mounting hole, 3522. Adsorption hole, 3523. Screw mounting hole, 353. Material picking pressure shaft, 354. Guide mounting seat, 3540. Guide mounting hole. DETAILED DESCRIPTION

[0024] The preferred embodiments of the present invention are described in detail below in conjunction with the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making a clearer and more precise definition of the protection scope of the present invention.

[0025] See also Figures 1 to 6 , the embodiments of the present utility model include:

[0026] A gear pin loading and pressing device for a throttle valve, comprising a housing loading and pressing device 1, a gear pin loading device 2 located at a side end of the housing loading and pressing device 1, and a pressing device 3 located above the gear pin loading device 2 and docked with the housing loading and pressing device 1.

[0027] The shell loading and pressing device 1 includes a movable frame 11, a push-pull cylinder 12, a lifting cylinder 13, a shell tooling 14 and a clamping assembly 15. The movable frame 11 is slidably installed by a linear slide rail. A push-pull cylinder 12 for driving the movable frame 11 to move is installed on the workbench. The movable frame 11 is connected to the loading position and the pressing position in the front and back. A lifting cylinder 13 is installed on the movable frame 11. The lifting cylinder 13 drives the shell tooling 14 to move up and down. The shell tooling 14 is slidably connected to the movable frame 11 through a linear slide rail. A clamping assembly 15 for clamping the shell on the shell tooling 14 is provided at the rear pressing position. The shell tooling 14 includes a vertically installed positioning reference plate 141 and several positioning pins 142 installed on the positioning reference plate 141; the clamping assembly 15 includes a horizontally arranged clamping cylinder 151 and a clamping plate 152 driven out by the clamping cylinder 151. The clamping plate 152 is made of elastic material, which can clamp the product without damaging it.

[0028] The gear pin loading device 2 includes a loading bracket 21, a receiving plate 22, a feeding plate 23, a feeding cylinder 24, a receiving assembly 25 and a vibration disk 26. The receiving plate 22 is installed on the loading bracket 21 through a pad. Two receiving holes 220 are provided on the receiving plate 22. A feeding plate 23 is docked below the receiving hole 220. The feeding plate 23 is slidably installed on the loading bracket 21 through a linear slide rail. A feeding cylinder 24 for driving the feeding plate 23 to feed the material in an offset manner is installed on the side end of the loading bracket 21. A receiving assembly 25 is docked above the receiving hole 220. The receiving assembly 25 is connected to the vibration disk 26 through a pipeline for vibrating and feeding. One end of the feeding plate 23 is embedded with a gear pin carrier 27 for positioning the material. The side end of the feeding plate 23 is also installed with an in-place sensor 28 for detecting and identifying the product. Different vibration disks 26 are provided according to different specifications of products, and the gear pin shaft diameters of products of different specifications are different.

[0029] The material receiving assembly 25 includes a material receiving module 251 installed on the material receiving plate 22, and a material receiving channel 250 opposite to the material receiving hole 220 is vertically opened on the material receiving module 251. A blocking cylinder 252 is installed on the side end of the material receiving module 251, and a blocking block 253 is installed on the piston rod of the blocking cylinder 252. The blocking block 253 is horizontally installed on the material receiving module 251 and can block the material receiving channel 250.

[0030] The bottom surface of the receiving plate 22 is further provided with a sliding groove for avoiding the misalignment and movement of the gear pin, and the sliding groove is horizontally connected to the receiving hole 220.

[0031] The press-fitting device 3 includes a press-fitting bracket 31, a transfer rack 32 installed on the top plate of the press-fitting bracket 31 through a linear slide rail, a switching electric cylinder 33 installed on the top plate of the press-fitting bracket 31 and driving the transfer rack 32 to move, a servo electric cylinder 34 vertically installed on the transfer rack 32, and a suction component 35 driven up and down by the servo electric cylinder 34. The suction component 35 includes a base 351, an adsorption cylinder 352, a material-taking pressure shaft 353 and a guide mounting seat 354. The lower end of the base 351 is installed with an adsorption cylinder 352, and the lower end of the adsorption cylinder 352 is provided with mounting holes with decreasing apertures from bottom to top. 3521 and adsorption hole 3522, a quickly replaceable material pressing shaft 353 and a guide mounting seat 354 are installed in the mounting hole 2521 from top to bottom, the upper end of the material pressing shaft 353 is against the end face of the mounting hole 2521, and the guide mounting seat 354 is axially provided with a guide mounting hole 3540 for placing a gear pin, the material pressing shaft 353 and the upper end faces of the guide mounting seat 354 are both provided with ventilation grooves, the outer diameter of the material pressing shaft 353 is smaller than the aperture of the mounting hole 2521, the guide mounting hole 3540 can communicate with the adsorption hole 3522, and the adsorption hole 3522 is externally connected to a negative pressure device.

[0032] The side end of the adsorption cylinder 352 is provided with a screw mounting hole 3523 for locking and fixing the guide mounting seat 354. The material pressing shaft 353 and the guide mounting seat 354 are wear parts and need to be positioned and replaced after being pressed in the hands for a long time.

[0033] When the gear pin feeding and pressing device of the throttle valve of the present invention is working, the worker places the shell tooling 14 of the shell feeding and pressing device 1, pushes and pulls the cylinder 12 to drive the shell tooling 14 to move to the rear pressing position, and the pressing component 15 extends to press the shell on the shell tooling 14. The gear pin is vibrated from the vibration plate 26 and transported along the pipeline to the receiving component 25. The gear pin falls into the gear pin carrier 27 from the receiving channel 250 and the receiving hole 220 in turn. The blocking cylinder 252 drives the blocking block 253 to extend to block the next gear pin. After the position sensor 28 identifies the product, the piston rod of the feeding cylinder 24 extends to drive the gear pin carrier 27 on the feeding plate 23 to move to the material picking position, and the switching electric cylinder 33 of the pressing device 3 drives the suction component 35 to move to the material picking position. The servo electric cylinder 34 drives the suction component 35 to move downward, and the gear pin is inserted into the guide mounting hole 3540 of the guide mounting seat 354 and is adsorbed by it. The suction component 35 moves to the pressing position, and the servo electric cylinder 34 drives the suction component 35 to move downward again, presses the gear pin onto the shell, and the suction component 35 breaks the vacuum to discharge the material.

[0034] The utility model relates to a gear pin feeding and pressing device for a throttle valve. The gear pin can be automatically fed and pressed into place. The staggered feeding is carried out in order. The feeding position and the pressing position are staggered to ensure safety.

[0035] The above description is merely an embodiment of the present invention and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the description and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A throttle valve gear pin feeding and pressing device, characterized by: The present invention relates to a shell loading and pressing device, a gear pin loading device located at the side end of the shell loading and pressing device, and a pressing device located above the gear pin loading device and docking with the shell loading and pressing device; the pressing device comprises a pressing bracket, a transfer rack mounted on the top plate of the press-fitting bracket through a linear slide rail, a switching electric cylinder mounted on the top plate of the press-fitting bracket and driving the transfer rack to move, a servo electric cylinder vertically mounted on the transfer rack, and a suction component driven up and down by the servo electric cylinder, the suction component comprises a base, an adsorption cylinder, a material taking pressure shaft and The guide mounting seat has an adsorption cylinder installed at the lower end of the base, and the lower end of the adsorption cylinder is provided with a mounting hole and an adsorption hole with decreasing apertures from bottom to top, and a quickly replaced material picking pressure shaft and a guide mounting seat are installed in the mounting hole from top to bottom, and the upper end of the material picking pressure shaft is abutted against the end face of the mounting hole, and the guide mounting seat is axially provided with a guide mounting hole for placing a gear pin, and the upper end faces of the material picking pressure shaft and the guide mounting seat are both provided with ventilation grooves, the outer diameter of the material picking pressure shaft is smaller than the aperture of the mounting hole, the guide mounting hole is communicated with the adsorption hole, and the adsorption hole is externally connected to a negative pressure device.

2. The throttle valve gear pin feeding and pressing device according to claim 1, characterized in that: The side end of the adsorption cylinder is provided with a screw mounting hole for locking and fixing the guide mounting seat.

3. The throttle valve gear pin feeding and pressing device according to claim 1, characterized in that: The gear pin loading device includes a loading bracket, a receiving plate, a feeding plate, a feeding cylinder, a receiving assembly and a vibration disk. The receiving plate is installed on the loading bracket through a pad. Two receiving holes are provided on the receiving plate. A feeding plate is docked below the receiving holes. The feeding plate is slidably installed on the loading bracket through a linear slide rail. A feeding cylinder for driving the feeding plate to feed the material in an offset manner is installed on the side end of the loading bracket. A receiving assembly is docked above the receiving hole. The receiving assembly is connected to the vibration disk through a pipeline to vibrate and feed. A gear pin carrier for positioning the material is embedded at one end of the feeding plate. A sensor for detecting and identifying the product is also installed on the side end of the feeding plate.

4. The throttle valve gear pin feeding and pressing device according to claim 3, characterized in that: The material receiving assembly includes a material receiving module installed on the material receiving plate, a material receiving channel opposite to the material receiving hole is vertically opened on the material receiving module, a blocking cylinder is installed on the side end of the material receiving module, a blocking block is installed on the piston rod of the blocking cylinder, and the blocking block is horizontally installed on the material receiving module and can block the material receiving channel.

5. The throttle valve gear pin feeding and pressing device according to claim 3, characterized in that: The bottom surface of the material receiving plate is also provided with a sliding groove for avoiding the misalignment and movement of the gear pin, and the sliding groove is horizontally connected with the material receiving hole.

6. The throttle valve gear pin feeding and pressing device according to claim 1, characterized in that: The shell loading and pressing device includes a movable frame, a push-pull cylinder, a lifting cylinder, a shell tooling and a clamping assembly. The movable frame is slidably installed through a linear slide rail. A push-pull cylinder for driving the movable frame to move is installed on the workbench. The movable frame is connected to the loading position and the pressing position at the front and back. The lifting cylinder is installed on the movable frame. The lifting cylinder drives the shell tooling to move up and down. The shell tooling is slidably connected to the movable frame through a linear slide rail. The rear pressing position is provided with a clamping assembly for clamping the shell on the shell tooling. The shell tooling includes a vertically installed positioning reference plate and several positioning pins installed on the positioning reference plate; the clamping assembly includes a horizontally arranged clamping cylinder and a clamping plate driven out by the clamping cylinder, and the clamping plate is made of elastic material.

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