Forged steel valve body square hole machining equipment

Abstract

The utility model discloses forged steel valve body square hole machining equipment which is characterized in that a limiting mechanism comprises a moving plate, a storage groove is formed in the inner wall of the upper end of the moving plate, a gasket is fixedly connected to the inner side of the storage groove, a push rod is fixedly connected to one side of the top of the moving plate, and the push rod is fixedly connected to the other side of the top of the moving plate. A positioning rod is fixedly connected to the side edge, away from the push rod, of the surface of the moving plate, a positioning groove is formed in one end of the top of the positioning rod, a rotary knob is rotationally connected to the bottom of the moving plate, one end of the rotary knob penetrates through the moving plate and is fixedly connected with a screw rod, and the other end of the screw rod is rotationally connected with the bottom of the moving plate; the outer wall of the screw rod is sleeved with a threaded sleeve in a threaded mode, the top of the threaded sleeve penetrates into the inner side of the storage groove and is fixedly connected with a movable clamping plate, and when the positioning rod is inserted into the inner wall of the limiting frame, the insertion rod is clamped into the positioning groove to complete fixation. At the moment, a movable clamping plate below the movable plate is matched with a fixed clamping plate below the limiting frame to clamp and fix the two sides of the valve body, and the valve body is prevented from shaking during machining.

Description

Technical Field

[0001] The utility model relates to the technical field of forged steel valve body processing equipment, in particular to a forged steel valve body square hole processing equipment. Background Art

[0002] The forged steel valve body is the main component of a valve, usually used in pipeline systems with high pressure, high temperature or corrosive media. It is made of forged steel material and has high strength and corrosion resistance. The design of the valve body usually includes elements such as the inlet, outlet, valve seat, and valve stem hole to ensure the control and sealing of the fluid.

[0003] A Chinese patent discloses a forged steel valve body square hole processing device (publication number: CN211564182U). The top of the guide seat of the device has a positioning ring coaxial with the guide hole. The positioning ring can facilitate the positioning of the valve body on the workbench, so that the position of the valve body square hole processing corresponds to the position of the square knife. The slide bar in the pre-positioning mechanism can press the valve body with the help of the positioning plate under the action of the compression spring, and can locate the direction of the valve body to ensure that the square knife can process a qualified square hole on the valve body; the pressure of the compression spring on the slide bar can be adjusted by rotating the plug, but the device still has the following defects:

[0004] The above device is used to align the shape of the positioning ring of the cutter head and the processing point, and there may be deviations when processing valve bodies of different models and sizes. Utility Model Content

[0005] The technical problem to be solved by the utility model is as follows: the positioning ring used for aligning the cutter head with the processing point has a fixed shape, and there may be deviations when processing valve bodies of different models and sizes.

[0006] The purpose of the utility model can be achieved through the following technical solutions:

[0007] A forged steel valve body square hole processing device, comprising a processing mechanism, a limiting mechanism is arranged on one side of the processing mechanism, and the processing mechanism comprises a drilling machine and a cylinder;

[0008] Also includes:

[0009] Wherein, the limiting mechanism comprises a movable plate, the inner wall of the upper end of the movable plate is provided with a storage groove, the middle part of the lower end of the storage groove extends to the bottom of the movable plate, and a gasket is fixedly connected to the inner side of the storage groove;

[0010] A push rod is fixedly connected to one side of the top of the movable plate, a positioning rod is fixedly connected to the side of the movable plate surface away from the push rod, and a positioning groove is provided at one end of the top of the positioning rod;

[0011] Among them, the bottom of the movable plate is rotatably connected with a knob, one end of the knob passes through the movable plate and is fixedly connected with a screw, the other end of the screw is rotatably connected to the bottom of the movable plate, the outer wall thread sleeve of the screw is provided with a threaded sleeve, the top of the threaded sleeve penetrates into the inner side of the storage groove and is fixedly connected with a movable splint, the side of the movable splint and located above the threaded sleeve is fixedly connected with a guide rod, and the outer wall of the guide rod is slidably connected to the inner wall of the movable plate.

[0012] As a further solution of the utility model: a limiting sleeve is fixedly installed on the middle part of the front and back sides of the movable plate, the inner wall of the limiting sleeve is slidably connected with a lifting frame, the top of the lifting frame is rotatably connected with a pulley, the bottom of the pulley is fixedly connected with a spring 2, and the bottom of the spring 2 is fixedly connected to the lower end of the inner wall of the limiting sleeve.

[0013] As a further solution of the utility model: the processing mechanism also includes a limit frame, the inner wall of the limit frame is slidably connected to the movable plate, one end of the inner wall of the limit frame is slidably connected to the positioning rod, an insertion rod is connected through the inner wall of the limit frame and located above the positioning rod, the top of the insertion rod passes through the limit frame upward and is fixedly connected to a pull ring, the middle part of the insertion rod is located inside the movable plate and the outer wall is fixedly connected to a spring 1, and the other side of the spring 1 is fixedly connected to the limit frame.

[0014] As a further solution of the utility model: the bottom end of the insertion rod is engaged with the inner side of the positioning groove, the bottom side of the positioning groove is set as an inclined surface, the end of the positioning rod is set as an arc shape, and the positioning rod is located at the outer wall of the end and slides in contact with the bottom side of the positioning groove.

[0015] As a further solution of the utility model: a fixed clamp is fixedly connected to the middle of the limit frame and located below the storage slot, and the bottom of the limit frame and located below the fixed clamp is fixedly installed with the drilling rig.

[0016] As a further solution of the utility model: a support frame is fixedly installed on one side of the outer wall of the limit frame, the upper end of the outer wall of the support frame is fixedly installed with the cylinder, the extending end of the cylinder extends downward and is fixedly connected with a pressure plate, and the top two sides of the pressure plate are slidably connected to the inner wall of the upper end of the support frame.

[0017] As a further solution of the utility model: the bottom surface of the pressing plate is set as an inclined surface, and the side of the pressing plate located away from the limiting frame is set as the lower end of the inclined surface, and the bottom surface of the pressing plate is slidably connected to the top of the pulley.

[0018] Beneficial effects of the utility model:

[0019] (1) The utility model places the valve body to be processed in the storage groove above the movable plate, and the transfer plate moves in the limit frame and carries the valve body to the top of the drilling rig. After the valve body is processed, the movable plate can move it away from the drilling rig, thereby improving the safety of the operation;

[0020] (2) A positioning rod is arranged on the side of the movable plate. When the positioning rod is inserted into the inner wall of the limit frame, the rod is engaged in the positioning groove to complete the fixation. At this time, the movable clamping plate under the movable plate can cooperate with the fixed clamping plate under the limit frame to clamp and fix the two sides of the valve body to prevent the valve body from shaking during processing. In addition, the distance between the movable clamping plate and the fixed clamping plate can be adjusted to meet the processing requirements of valve bodies of different sizes or different processing points;

[0021] (3) When the movable plate carries the valve body to the top of the drilling rig, the lifting frame gradually descends and presses against the top of the valve body, thereby preventing the valve body from shaking up and down during processing and improving the processing accuracy. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] The utility model is further described below in conjunction with the accompanying drawings.

[0023] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0024] Figure 2 It is a schematic diagram of the internal structure of the limit frame in the utility model;

[0025] Figure 3 yes Figure 2 A schematic diagram of the enlarged structure of region A;

[0026] Figure 4 This is a schematic diagram of the internal structure of the limit sleeve in the utility model;

[0027] Figure 5 It is a schematic diagram of the internal structure of the movable plate in the utility model.

[0028] In the figure: 1. processing mechanism; 101. limiting frame; 102. fixed splint; 103. drilling machine; 104. pull ring; 105. plug rod; 106. spring one; 107. support frame; 108. cylinder; 109. pressure plate; 2. limiting mechanism; 201. moving plate; 202. knob; 203. storage slot; 204. gasket; 205. push rod; 206. positioning rod; 207. positioning slot; 208. movable splint; 209. guide rod; 210. threaded sleeve; 211. screw; 212. limiting sleeve; 213. lifting frame; 214. spring two; 215. pulley. DETAILED DESCRIPTION

[0029] 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 of 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.

[0030] like Figure 1-5 As shown, a forged steel valve body square hole processing equipment includes a processing mechanism 1, a limiting mechanism 2 is arranged on one side of the processing mechanism 1, and the processing mechanism 1 includes a drilling machine 103 and a cylinder 108; and further includes: wherein the limiting mechanism 2 includes a moving plate 201, and a storage groove 203 is opened on the inner wall of the upper end of the moving plate 201, and the middle part of the lower end of the storage groove 203 extends to the bottom of the moving plate 201, and a gasket 204 is fixedly connected to the inner side of the storage groove 203; wherein a push rod 205 is fixedly connected to one side of the top of the moving plate 201, and a positioning rod 206 is fixedly connected to the surface of the moving plate 201 and the side away from the push rod 205 , a positioning groove 207 is provided at one end of the top of the positioning rod 206; wherein, the bottom of the movable plate 201 is rotatably connected with a knob 202, one end of the knob 202 passes through the movable plate 201 and is fixedly connected with a screw rod 211, and the other end of the screw rod 211 is rotatably connected with the bottom of the movable plate 201, and the outer wall of the screw rod 211 is threadedly sleeved with a threaded sleeve 210, and the top of the threaded sleeve 210 penetrates into the inner side of the storage groove 203 and is fixedly connected with a movable splint 208, and the side of the movable splint 208 and located above the threaded sleeve 210 is fixedly connected with a guide rod 209, and the outer wall of the guide rod 209 is slidably connected with the inner wall of the movable plate 201, such as Figure 5 As shown, the screw rod 211 is driven to rotate by the selection knob 202, and the threaded sleeve 210 is pushed to move the movable splint 208 by the threaded surface of the screw rod 211;

[0031] The front and back middle parts of the movable plate 201 are fixedly installed with a limit sleeve 212, the inner wall of the limit sleeve 212 is slidably connected with a lifting frame 213, the top of the lifting frame 213 is rotatably connected with a pulley 215, the bottom of the pulley 215 is fixedly connected with a spring 214, and the bottom of the spring 214 is fixedly connected to the lower end of the inner wall of the limit sleeve 212. Figure 4 As shown, spring 214 pushes the lifting frame 213 upward;

[0032] The processing mechanism 1 also includes a limit frame 101, the inner wall of the limit frame 101 is slidably connected to the movable plate 201, one end of the inner wall of the limit frame 101 is slidably connected to the positioning rod 206, an insertion rod 105 is connected through the inner wall of the limit frame 101 and located above the positioning rod 206, the top of the insertion rod 105 passes through the limit frame 101 upward and is fixedly connected to a pull ring 104, the middle part of the insertion rod 105 is located inside the movable plate 201 and the outer wall is fixedly connected to a spring 106, and the other side of the spring 106 is fixedly connected to the limit frame 101, such as Figure 3 As shown, the spring 106 pushes the insertion rod 105 downward and inserts it into the inner side of the positioning groove 207;

[0033] The bottom end of the insertion rod 105 is engaged with the inner side of the positioning groove 207, the bottom side of the positioning groove 207 is set as an inclined surface, the end of the positioning rod 206 is set as an arc shape, and the positioning rod 206 is located at the outer wall of the end and slides in contact with the bottom side of the positioning groove 207. Figure 3 As shown, when the positioning rod 206 moves, it can squeeze and push the inclined surface below the insertion rod 105, so that the insertion rod 105 is lifted;

[0034] A fixed clamp 102 is fixedly connected to the middle part of the limit frame 101 and located below the storage slot 203. The bottom of the limit frame 101 and located below the fixed clamp 102 is fixedly installed with the drilling rig 103. A support frame 107 is fixedly installed on one side of the outer wall of the limit frame 101. The upper end of the outer wall of the support frame 107 is fixedly installed with the cylinder 108. The extended end of the cylinder 108 extends downward and is fixedly connected with a pressing plate 109. The top two sides of the pressing plate 109 are slidably connected to the inner wall of the upper end of the support frame 107. The bottom surface of the pressing plate 109 is set as an inclined surface, and the side of the pressing plate 109 located away from the limit frame 101 is set as the lower end of the inclined surface. The bottom surface of the pressing plate 109 is slidably connected to the top of the pulley 215. As shown in the figure, when the pulley 215 moves along the bottom surface of the pressing plate 109, it gradually drives the lifting frame 213 below to descend.

[0035] The working principle of this utility model:

[0036] When the device is in use, the valve body is placed inside the storage groove 203, and the valve body processing point passes through the lower end of the storage groove 203, pushing the movable plate 201 to move along the limit frame 101 to the top of the drilling rig 103. During the sliding of the movable plate 201 into place, the positioning rod 206 is inserted into the limit frame 101 and pushes the bottom of the insertion rod 105 to lift up. After the fixed insertion rod 105 is aligned with the positioning groove 207, the spring 106 releases the elastic potential energy to push the insertion rod 105 downward to engage in the positioning groove 207 to complete the fixation. In addition, during the displacement of the movable plate 201, the fixed clamping plate 102 contacts the valve body and cooperates with the movable clamping plate 208 to clamp and fix the valve body.

[0037] Secondly, when the movable plate 201 moves in the limiting frame 101 , the pulley 215 keeps in contact with the bottom surface of the pressing plate 109 , and the pressing plate 109 gradually pushes the lifting frame 213 downward through the pulley 215 , and the lifting frame 213 presses down and fixes the upper part of the valve body.

[0038] The above is a detailed description of an embodiment of the utility model, but the content is only a preferred embodiment of the utility model and cannot be considered to limit the scope of implementation of the utility model. All equivalent changes and improvements made within the scope of application of the utility model should still fall within the scope of the patent coverage of the utility model.

Claims

1. A forged steel valve body square hole processing device, comprising a processing mechanism (1), a limiting mechanism (2) is arranged on one side of the processing mechanism (1), and the processing mechanism (1) comprises a drilling machine (103) and a cylinder (108); It is characterized in that Also includes: The limiting mechanism (2) comprises a movable plate (201), the inner wall of the upper end of the movable plate (201) is provided with a storage groove (203), the middle part of the lower end of the storage groove (203) extends to the bottom of the movable plate (201), and a gasket (204) is fixedly connected to the inner side of the storage groove (203); A push rod (205) is fixedly connected to one side of the top of the movable plate (201), a positioning rod (206) is fixedly connected to the surface of the movable plate (201) and the side away from the push rod (205), and a positioning groove (207) is provided at one end of the top of the positioning rod (206); The bottom of the movable plate (201) is rotatably connected to a knob (202), one end of the knob (202) passes through the movable plate (201) and is fixedly connected to a screw rod (211), the other end of the screw rod (211) is rotatably connected to the bottom of the movable plate (201), the outer wall of the screw rod (211) is threadedly sleeved with a threaded sleeve (210), the top of the threaded sleeve (210) penetrates into the inner side of the storage groove (203) and is fixedly connected to a movable splint (208), a guide rod (209) is fixedly connected to the side of the movable splint (208) and located above the threaded sleeve (210), and the outer wall of the guide rod (209) is slidably connected to the inner wall of the movable plate (201).

2. The forged steel valve body square hole processing equipment according to claim 1, characterized in that: A limiting sleeve (212) is fixedly installed at the middle of the front and back sides of the movable plate (201); the inner wall of the limiting sleeve (212) is slidably connected to a lifting frame (213); the top of the lifting frame (213) is rotatably connected to a pulley (215); the bottom of the pulley (215) is fixedly connected to a second spring (214); the bottom of the second spring (214) is fixedly connected to the lower end of the inner wall of the limiting sleeve (212).

3. The forged steel valve body square hole processing equipment according to claim 1, characterized in that: The processing mechanism (1) further comprises a limit frame (101), the inner wall of the limit frame (101) being slidably connected to the movable plate (201), one end of the inner wall of the limit frame (101) being slidably connected to the positioning rod (206), an insertion rod (105) being passed through the inner wall of the limit frame (101) and located above the positioning rod (206), the top of the insertion rod (105) passing through the limit frame (101) upward and being fixedly connected to a pull ring (104), the middle part of the insertion rod (105) being located inside the movable plate (201) and the outer wall being fixedly connected to a spring 1 (106), the other side of the spring 1 (106) being fixedly connected to the limit frame (101).

4. The forged steel valve body square hole processing equipment according to claim 3, characterized in that: The bottom end of the insertion rod (105) is snap-connected with the inner side of the positioning groove (207), the bottom side of the positioning groove (207) is arranged as an inclined surface, the end of the positioning rod (206) is arranged as an arc shape, and the positioning rod (206) is located on the outer wall of the end and is in sliding contact with the bottom side of the positioning groove (207).

5. The forged steel valve body square hole processing equipment according to claim 3, characterized in that: A fixed clamping plate (102) is fixedly connected to the middle of the limit frame (101) and located below the storage slot (203), and the bottom of the limit frame (101) and located below the fixed clamping plate (102) is fixedly installed with the drilling rig (103).

6. The forged steel valve body square hole processing equipment according to claim 3, characterized in that: A support frame (107) is fixedly mounted on one side of the outer wall of the limit frame (101); the upper end of the outer wall of the support frame (107) is fixedly mounted on the cylinder (108); the extended end of the cylinder (108) extends downward and is fixedly connected to a pressing plate (109); the top two sides of the pressing plate (109) are slidably connected to the inner wall of the upper end of the support frame (107).

7. The forged steel valve body square hole processing equipment according to claim 6, characterized in that: The bottom surface of the pressing plate (109) is arranged as an inclined surface, and the side of the pressing plate (109) which is located away from the limiting frame (101) is arranged as the lower end of the inclined surface, and the bottom surface of the pressing plate (109) is slidably connected to the top of the pulley (215).

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