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CN-121972939-A - Automatic assembling equipment for valve rod assembly

CN121972939ACN 121972939 ACN121972939 ACN 121972939ACN-121972939-A

Abstract

The invention discloses automatic assembling equipment for a valve rod assembly, which comprises a conveying line for conveying a carrier, an assembling device, a first conveying mechanism, a second conveying mechanism and a third conveying mechanism, wherein the assembling device comprises a plurality of positioning fixtures and a circulating conveying unit for sequentially transferring the positioning fixtures, a feeding station, a press-fitting station, an assembling station, a blanking station and a transferring station are sequentially arranged along the conveying direction of the circulating conveying unit, the feeding station and the blanking station are respectively provided with an opening clamping module, the press-fitting station is provided with a press-fitting module, the assembling station is provided with a locking mechanism, and an oiling module is arranged between the press-fitting module and the conveying line. The invention realizes high-efficiency, high-precision and continuous production of ball valve rod assembly, and obviously reduces production cost and manpower requirements while improving productivity and quality.

Inventors

  • HE JINGREN
  • LI JIAMIN

Assignees

  • 江苏元泰智能科技股份有限公司

Dates

Publication Date
20260505
Application Date
20251227

Claims (10)

  1. 1. An automatic assembly apparatus for a valve stem assembly, comprising: A conveyor line that conveys the carriers; The assembling device is arranged on one side of the conveying line and comprises a plurality of positioning fixtures and a circulating conveying unit for sequentially transferring the positioning fixtures, a feeding station, a press-fitting station, an assembling station, a discharging station and a transferring station are sequentially arranged along the conveying direction of the circulating conveying unit, the feeding station and the discharging station are respectively provided with an open clamp module, the press-fitting station is provided with a press-fitting module, the assembling station is provided with a locking mechanism, and an oiling module is arranged between the press-fitting module and the conveying line; the first conveying mechanism, the second conveying mechanism and the third conveying mechanism are sequentially arranged along the conveying direction of the conveying line.
  2. 2. The automatic assembling device for the valve rod assembly of claim 1, wherein the positioning fixture comprises a fixture body, a positioning groove hole is formed in the fixture body, a driving rod is horizontally and movably arranged below the positioning groove hole, one end of the driving rod is connected with a first positioning piece, the periphery of the other end of the driving rod is sleeved with an elastic piece, and the clamping opening module comprises a clamping opening cylinder and a clamping opening piece which is horizontally stretched out or retracted under the driving of the clamping opening cylinder and is aligned with the driving rod.
  3. 3. The automatic valve rod assembly equipment according to claim 1, wherein the circulating conveying unit comprises a first conveying unit arranged above and a second conveying unit arranged below, wherein one ends of the first conveying unit and the second conveying unit are provided with a first lifting module, and the other ends of the first conveying unit and the second conveying unit are provided with a second lifting module.
  4. 4. The automatic assembly equipment of a valve rod assembly according to claim 3, wherein the first conveying unit and the second conveying unit comprise bearing plates, first driving parts arranged on the side edges of the bearing plates, first supporting plates which are driven by the first driving parts to move along the X direction and are positioned above the bearing plates, second driving parts arranged on the first supporting plates, material stirring plates which are driven by the second driving parts to move along the Y direction, a plurality of material stirring grooves are arranged on the material stirring plates at intervals along the X direction, material stirring parts matched with the material stirring grooves are arranged on the positioning clamps, first sliding rails extending along the X direction are arranged on the bearing plates, first sliding blocks are fixedly arranged at the bottoms of the plurality of positioning clamps, and the first sliding blocks are arranged on the first sliding rails in a sliding mode.
  5. 5. The automatic valve rod assembly equipment according to claim 4, wherein a plurality of positioning assemblies are arranged on one side, far away from the first driving piece, of the bearing plate, the positioning assemblies are arranged on each station, each positioning assembly comprises a positioning cylinder and a positioning block driven by the positioning cylinder to conduct lifting movement, a positioning groove is formed in the top of each positioning block, and a second positioning piece matched with the positioning groove is arranged on the positioning clamp.
  6. 6. The automatic valve rod assembly equipment according to claim 5, wherein the first lifting module and the second lifting module comprise bearing seats and lifting driving parts for driving the bearing seats to lift, second sliding rails are arranged on the bearing seats, the first sliding blocks at the bottoms of the positioning fixtures can slide on the second sliding rails, and the positioning assemblies are arranged on the side edges of the bearing seats.
  7. 7. The automatic assembling device of a valve rod assembly according to claim 1, wherein the press-fit module comprises a first lifting cylinder and a first pressing piece driven by the first lifting cylinder to move up and down, the first pressing piece is located above the positioning clamp at the press-fit station, the oiling module comprises an oiling support, an oiling positioning seat arranged at the top of the oiling support and an oiling gun arranged on one side of the oiling positioning seat, a first sensor is arranged on the other side of the oiling positioning seat, a first opening is formed in one side of the oiling positioning seat, and a second opening is formed in the other side of the oiling positioning seat.
  8. 8. The automatic valve stem assembly equipment according to claim 1, wherein the locking mechanism comprises a mounting base arranged on one side of the circulating conveying unit, a third driving piece arranged on the mounting base, a movable seat connected to the third driving piece, at least one tightening module arranged on the movable seat, and a second pressing assembly arranged on the other side of the circulating conveying unit.
  9. 9. The automatic assembling apparatus for a valve stem assembly according to claim 1, wherein the first carrying mechanism and the third carrying mechanism each comprise a first driving module, a second supporting plate connected to a movable end of the first driving module, a rotary driving member provided on the second supporting plate, a rotary plate driven by the rotary driving member to rotate around a horizontal axis, a first cylinder provided on the rotary plate, and a pair of first jaws driven by the first cylinder to open or clamp.
  10. 10. The automatic assembling device of a valve rod assembly according to claim 1, wherein the second carrying mechanism comprises a second driving module, a third supporting plate connected to the movable end of the second driving module, a first clamping module and a second clamping module, wherein the first clamping module and the second clamping module are arranged on the third supporting plate, the first clamping module comprises a servo motor arranged on the third supporting plate, a transmission shaft driven by the servo motor to rotate around a vertical shaft, a second air cylinder connected to the bottom of the transmission shaft and a pair of second clamping jaws driven by the second air cylinder to perform opening or clamping actions, and the second clamping module comprises a third air cylinder arranged on the third supporting plate and a pair of third clamping jaws driven by the third air cylinder to perform opening or clamping actions.

Description

Automatic assembling equipment for valve rod assembly Technical Field The invention belongs to the technical field of valve assembly equipment, and particularly relates to automatic assembly equipment for a valve rod assembly. Background Ball valves typically include multiple structures such as valve body, ball, valve stem, bonnet, etc., which are not only inefficient when manually assembling the ball valve, but also yield is low. The automatic assembly line is designed, automatic assembly of the ball valve can be achieved, the automatic assembly line comprises a conveying line and a plurality of stations arranged along the conveying line, one or more parts are assembled by assembling equipment on each station, when the valve rod assembly is assembled on the valve body, the valve rod assembly is required to be pressed into the valve body, then the screw is locked, the valve rod assembly and the valve body are locked through screws, the operation is more and cannot be completed directly above the conveying line, the valve body is required to be positioned on a positioning clamp, oiling operation is performed on the valve rod assembly firstly, then the valve rod assembly is placed on the valve body to perform pressing operation, screw locking operation is performed again, automatic assembling equipment of the valve rod assembly is required to be designed, oiling operation, pressing operation, assembling operation and backflow of an empty positioning clamp can be achieved, circulating conveying of the positioning clamp is convenient, and automatic continuous operation of equipment assembling is guaranteed. Accordingly, there is a need for an automatic assembly apparatus for a valve stem assembly that addresses the above-described problems. Disclosure of Invention The invention mainly aims to provide automatic assembling equipment for a valve rod assembly, which realizes high-efficiency, high-precision and continuous production of assembling the valve rod assembly of a ball valve, and remarkably reduces production cost and manpower requirements while improving productivity and quality. The invention realizes the aim through the following technical scheme that the automatic assembling equipment of the valve rod assembly comprises: A conveyor line that conveys the carriers; The assembling device is arranged on one side of the conveying line and comprises a plurality of positioning fixtures and a circulating conveying unit for sequentially transferring the positioning fixtures, a feeding station, a press-fitting station, an assembling station, a discharging station and a transferring station are sequentially arranged along the conveying direction of the circulating conveying unit, the feeding station and the discharging station are respectively provided with an open clamp module, the press-fitting station is provided with a press-fitting module, the assembling station is provided with a locking mechanism, and an oiling module is arranged between the press-fitting module and the conveying line; the first conveying mechanism, the second conveying mechanism and the third conveying mechanism are sequentially arranged along the conveying direction of the conveying line. Further, the positioning clamp comprises a clamp body, a positioning groove hole is formed in the clamp body, a driving rod is horizontally and movably arranged below the positioning groove hole, one end of the driving rod is connected with a first positioning piece, the periphery of the other end of the driving rod is sleeved with an elastic piece, and the clamp opening module comprises a clamp opening cylinder and a clamp opening piece which is driven by the clamp opening cylinder to horizontally extend or retract and is aligned with the driving rod. Further, the circulating conveying unit comprises a first conveying unit arranged above and a second conveying unit arranged below, wherein a first lifting module is arranged at one end of the first conveying unit and a second lifting module is arranged at the other end of the second conveying unit. Further, the first conveying unit with the second conveying unit all includes the loading board, sets up the first driving piece of loading board side, receives first driving piece drive along X direction removes and is located the first backup pad of loading board top, set up second driving piece in the first backup pad, receive the driving of second driving piece is along the dialling flitch of Y direction removal, dialling the flitch and being provided with a plurality of and dialling the silo along X direction interval arrangement, be provided with on the positioning fixture with dialling the material of silo complex dialling, be provided with on the loading board along the first slide rail of X direction extension, a plurality of the positioning fixture's bottom is all fixed and is provided with first slider, first slider slides and sets up on the first slide rail. Further, the loading board is provided w