Spray head for shot peening strengthening of workpiece surface

Abstract

The utility model relates to the technical field of workpiece shot peening, in particular to a spray head for workpiece surface shot peening strengthening, which comprises a spray pipe, a spray head, a guide groove, a guide component and a pushing component, a switch is arranged at the top of the spray pipe, the spray head is arranged at the bottom of the spray pipe, the guide groove is arranged on one side of the spray head, and the guide component is arranged on the other side of the spray head. A guide groove is formed in the guide groove, the guide assembly is arranged in the guide groove, the pushing assembly is arranged above the guide groove, the angle of shot peening bombardment of the workpiece can be adjusted by arranging the vertical guide plate, the arc guide plate and the rotating assembly, meanwhile, the angle of shot peening bombardment of the workpiece can be adjusted, and the workpiece surface can be strengthened. And by arranging the pushing assembly, the deep inner surface of the workpiece can be bombarded through shot blasting, and the application range of the shot blasting treatment technology is expanded.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of workpiece shot blasting, in particular to a nozzle for workpiece surface shot peening strengthening. BACKGROUND

[0002] Shot peening is a kind of surface strengthening process widely used in factories, that is, using shot to bombard the surface of workpiece and implant residual compressive stress, so as to improve the fatigue strength of workpiece, which is widely used to improve the mechanical strength, wear resistance, fatigue resistance and corrosion resistance of parts, and has the advantages of simple equipment, low cost, no limitation of workpiece shape and position, and convenient operation.

[0003] In the prior art, the shot blasted by the nozzle bombards the surface of the workpiece at a fixed angle, but the bombardment angle needs to be changed due to the unevenness of some workpiece surfaces, otherwise the shot peening effect will be affected, and in addition, when the inner surface of the workpiece needs to be bombarded, it cannot be inserted into the deep part of the workpiece. SUMMARY

[0004] The utility model provides a nozzle for workpiece surface shot peening strengthening to solve the technical problem in the above background art.

[0005] The utility model provides a nozzle for workpiece surface shot peening strengthening, a nozzle for workpiece surface shot peening strengthening includes the spray pipe, the nozzle, the guide groove, the guide assembly and the push assembly, the top of spray pipe is provided with the switch, the nozzle sets up at the bottom of spray pipe, the guide groove sets up at one side of the nozzle, the guide groove is provided with the guide groove inside, the guide assembly sets up in the guide groove, the push assembly sets up above the guide groove.

[0006] Optionally, the guide assembly comprises: a vertical guide plate, a circular arc guide plate and a rotating assembly, guide rails are arranged on both sides of the vertical guide plate, the vertical guide plate is arranged in the guide groove, the circular arc guide plate is arranged below the vertical guide plate, the circular arc guide plate is connected with the vertical guide plate through the rotating assembly, and a clamping groove is arranged at the connection.

[0007] Optionally, the rotating assembly comprises: a rotating box, a first gear disc, a second gear disc, a connecting shaft, a spring and a pressing block, the first gear disc is arranged at one end in the rotating box, the second gear disc is connected in meshing with the first gear disc, the spring is connected with the second gear disc, one end of the connecting shaft is connected with the second gear disc, the other end of the connecting shaft is connected with the pressing block, and the pressing block is arranged in the clamping groove.

[0008] Optionally, the pushing assembly comprises a pushing cylinder, a pushing cylinder mounting seat and a pushing rod, the pushing cylinder mounting seat is arranged above the guide groove, the pushing cylinder is arranged on the pushing cylinder mounting seat, one end of the pushing rod is connected to an output end of the pushing cylinder, and the other end of the pushing rod is connected to the vertical guide plate.

[0009] Optionally, a cylinder switch is arranged at the top of the spray pipe, and a spray head switch is arranged on the side of the spray pipe.

[0010] Optionally, a first guide plate is arranged below the spray head, and the first guide plate is arranged in an inclined manner. Advantages

[0011] The workpiece surface shot peening spray head comprises a spray pipe, a spray head, a guide groove, a guide assembly and a pushing assembly, a switch is arranged at the top of the spray pipe, the spray head is arranged at the bottom of the spray pipe, the guide groove is arranged on one side of the spray head, a guide groove is arranged in the guide groove, the guide assembly is arranged in the guide groove, and the pushing assembly is arranged above the guide groove. BRIEF DESCRIPTION OF DRAWINGS

[0012] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiment description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative effort on the basis of these drawings.

[0013] Figure 1 is a first perspective view of the structure of the workpiece surface shot peening spray head provided by the present application;

[0014] Figure 2 is Figure 1 is a local enlarged view of the A area in the figure;

[0015] Figure 3 is a bottom view of the structure of the workpiece surface shot peening spray head provided by the present application;

[0016] Figure 4 is a first perspective view of the structure of the rotating assembly in the workpiece surface shot peening spray head provided by the present application;

[0017] Figure 5It is the side view section view schematic drawing of rotating assembly in the spray head for workpiece surface shot peening strengthening provided by the utility model.

[0018] Figure 6 It is the structure schematic view of the inside of the spray pipe in the spray head for workpiece surface shot peening strengthening provided by the utility model.

[0019] Reference signs:

[0020] 100, spray pipe; 110, spray head; 120, guide groove; 121, guide groove; 130, clamping groove; 140, air cylinder switch; 150, spray head switch; 160, first guide plate;

[0021] 200, guide assembly; 210, vertical guide plate; 211, guide rail; 220, circular arc guide plate; 230, rotating assembly; 231, rotating box; 232, first gear disc; 233, second gear disc; 234, connecting shaft; 235, spring; 236, pressing block;

[0022] 300, pushing assembly; 310, pushing air cylinder; 320, pushing air cylinder mounting seat; 330, pushing rod. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described in combination with the drawings in the embodiments of the utility model. It can be understood that the specific embodiments described herein are only used to explain the utility model, and not limit the utility model. In addition, it should be noted that, in order to facilitate description, only part of the structure related to the utility model is shown in the drawings, and not all structures. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0024] In this paper, "embodiment" means that the specific features, structures or characteristics described in combination with the embodiment can be contained in at least one embodiment of the utility model. The phrase appears at various places in the specification does not necessarily refer to the same embodiment, nor is it an independent or alternative embodiment to other embodiments. Those skilled in the art explicitly and implicitly understand that the embodiments described herein can be combined with other embodiments.

[0025] Please refer to Figures 1 to 6The utility model discloses a work piece surface shot peening for strengthening uses the nozzle, including the spray pipe 100, the nozzle 110, the guide groove 120, the guide assembly 200 and push assembly 300, the top of spray pipe 100 is provided with the pneumatic cylinder switch 140, the nozzle 110 sets up at the bottom of spray pipe 100, the guide groove 120 sets up at one side of nozzle 110, the guide groove 120 inside is provided with the guide groove 121, the guide assembly 200 sets up in the guide groove 120, push assembly 300 sets up above the guide groove 120, the below side of nozzle 110 is provided with the first guide plate 160, the first guide plate 160 is obliquely arranged.

[0026] Wherein, shot peening is arranged in the spray pipe 100, the nozzle 110 plays the role of spraying shot, the first guide plate 160 and guide assembly 200 play the role of guiding shot, and push assembly 300 plays the role of pushing guide assembly 200.

[0027] Further, when the user needs to process the workpiece surface by the workpiece surface shot peening for strengthening nozzle of the utility model, first, the user opens the pneumatic cylinder switch 140 according to the processing position of the workpiece, and the push assembly 300 starts to work. Push assembly 300 pushes the vertical guide plate 210 to move, and the vertical guide plate 210 drives the circular arc guide plate 220 to move. When the circular arc guide plate 220 moves to the position required by the user, the pneumatic cylinder switch 140 is closed. Then, the circular arc guide plate 220 is rotated to an appropriate angle by the rotating assembly 230, so that the shot can be sprayed vertically to the workpiece surface.

[0028] In the embodiment, the guide assembly 200 includes a vertical guide plate 210, a circular arc guide plate 220, and a rotating assembly 230. The vertical guide plate 210 is provided with guide rails 211 on both sides. The vertical guide plate 210 is arranged in the guide groove 120. The circular arc guide plate 220 is arranged below the vertical guide plate 210. The circular arc guide plate 220 is connected to the vertical guide plate 210 through the rotating assembly 230. A clamping groove 130 is arranged at the connection. The push assembly 300 includes a push cylinder 310, a push cylinder mounting seat 320, and a push rod 330. The push cylinder mounting seat 320 is arranged above the guide groove 120. The push cylinder 310 is arranged on the push cylinder mounting seat 320. One end of the push rod 330 is connected to the output end of the push cylinder 310. The other end of the push rod 330 is connected to the vertical guide plate 210. The top of the spray pipe 100 is provided with a pneumatic cylinder switch 140.

[0029] The pushing cylinder mounting base 320 plays a role of fixed support, the user opens the cylinder switch 140, the pushing cylinder 310 starts to work, the pushing cylinder 310 pushes the pushing rod 330 to move, and the pushing rod 330 pushes the vertical guide plate 210 to move in the guide groove 120.

[0030] In the embodiment, the rotating assembly 230 comprises a rotating box 231, a first gear disc 232, a second gear disc 233, a connecting shaft 234, a spring 235 and a pressing block 236, the first gear disc 232 is arranged at one end inside the rotating box 231, the second gear disc 233 is in meshing connection with the first gear disc 232, the spring 235 is connected with the second gear disc 233, one end of the connecting shaft 234 is connected with the second gear disc 233, the other end of the connecting shaft 234 is connected with the pressing block 236, the pressing block 236 is arranged in the clamping groove 130, and the side of the spray pipe 100 is provided with a spray head switch 150.

[0031] When the vertical guide plate 210 moves to the position where the workpiece needs to be shot, the user presses the pressing block 236, the pressing block 236 pushes the connecting shaft 234 to move, the connecting shaft 234 drives the second gear disc 233 to move, the first gear disc 232 and the second gear disc 233 are in a state of disengaging connection, and the spring 235 is compressed in the moving process of the second gear disc 233, at this time, the circular arc guide plate 220 can be rotated to the position required by the user, then the user releases the pressing block 236, the spring 235 returns to the original state, the second gear disc 233 moves reversely, and the second gear disc 233 and the first gear disc 232 return to the meshing connection state, so that the circular arc guide plate 220 is locked, then the spray head switch 150 is opened, the spray head 110 starts to work, and the work of shot peening on the surface of the workpiece is completed.

[0032] The spray head for workpiece surface shot peening strengthening comprises a spray pipe 100, a spray head 110, a guide groove 120, a guide assembly 200 and a pushing assembly 300, the top of the spray pipe 100 is provided with a cylinder switch, the spray head 110 is arranged at the bottom of the spray pipe 100, the guide groove 120 is arranged at one side of the spray head 110, the guide groove 120 is internally provided with a guide groove 121, the guide assembly 200 is arranged in the guide groove 120, and the pushing assembly 300 is arranged above the guide groove 120, wherein the spray head 110 for workpiece surface shot peening strengthening of the utility model can adjust the angle of shot peening on the workpiece through the arrangement of the vertical guide plate 210, the circular arc guide plate 220 and the rotating assembly 230, and the inner surface of the deep part of the workpiece can be shot peened through the arrangement of the pushing assembly 300, so that the application range of shot peening treatment is expanded.

[0033] The above merely describes the implementation manners of the present application, and does not limit the patent scope of the present application, and any equivalent structure or equivalent process transformation, or direct or indirect application in other related technical fields, which is made by using the content of the present application specification and drawings, is also included in the patent protection scope of the present application.

Claims

1. A nozzle for shot peening of a workpiece surface, characterized by, Include: A spray pipe; A spray head arranged at the bottom of the spray pipe; A guide slot arranged at one side of the spray head, a guide groove arranged inside the guide slot; A guide assembly arranged in the guide slot; A pushing assembly arranged above the guide slot.

2. The shot head for surface strengthening of a workpiece according to claim 1, wherein The guide assembly includes a vertical guide plate, a circular arc guide plate and a rotating assembly, both sides of the vertical guide plate are provided with guide rails, the vertical guide plate is arranged in the guide slot, the circular arc guide plate is arranged below the vertical guide plate, the circular arc guide plate is connected with the vertical guide plate through the rotating assembly, and a clamping groove is arranged at the connection.

3. The shot head for use in shot peening of a workpiece surface according to claim 2, wherein The rotating assembly includes a rotating box, a first gear disc, a second gear disc, a connecting shaft, a spring and a pressing block, the first gear disc is arranged at one end inside the rotating box, the second gear disc is connected in mesh with the first gear disc, the spring is connected with the second gear disc, one end of the connecting shaft is connected with the second gear disc, the other end of the connecting shaft is connected with the pressing block, and the pressing block is arranged in the clamping groove.

4. The shot head for surface strengthening of a workpiece according to claim 2, wherein The pushing assembly includes a pushing cylinder, a pushing cylinder mounting seat and a pushing rod, the pushing cylinder mounting seat is arranged above the guide slot, the pushing cylinder is arranged on the pushing cylinder mounting seat, one end of the pushing rod is connected with the output end of the pushing cylinder, and the other end of the pushing rod is connected with the vertical guide plate.

5. The shot head for use in shot peening of a workpiece surface according to claim 4, wherein A cylinder switch is arranged at the top of the spray pipe, and a spray head switch is arranged on the side of the spray pipe.

6. The shot head for surface strengthening of a workpiece according to claim 1, wherein A first guide plate is arranged below the spray head, and the first guide plate is arranged in an inclined manner.

Images