Novel machining tool structure for safety valve

Abstract

The utility model discloses a safety valve novel processing frock structure, including base plate, swivel mount, first clamping device and second clamping device, be equipped with swivel mount on the base plate, swivel mount is square, swivel mount four outer side surface are equipped with first clamping device and second clamping device respectively, the swivel mount four outer side surface is equipped with first clamping device and second clamping device respectively, the swivel mount four outer side surface is equipped with second clamping device, the swivel mount four outer side surface is equipped with second clamping device, the swivel mount four outer side surface is equipped with second clamping device. The first clamping device and the second clamping device are sequentially installed on the outer side face of the rotating frame in a staggered mode, and a plurality of sets of clamping devices are arranged on each side face from top to bottom. By means of the mode, the area, needing to be carefully cleaned, of the clamp is reduced, clamping is carried out in a hydraulic locking mode, meanwhile, SMC airtight detection is adopted, the clamping accuracy is improved, multi-station machining is achieved, and the machining efficiency and the product quality are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile parts production, in particular to a novel processing fixture structure for a safety valve. Background Art

[0002] The processing of the safety valve involves multiple processes, and the product needs to be clamped to different fixtures in different postures, which is cumbersome to operate. In addition, changing the fixtures back and forth will also cause inaccurate positioning, affecting the subsequent processing of the product. At present, most of the products are positioned with the whole surface, and the contact area is large. In addition, a large amount of aluminum chips will be generated on the fixture after multiple products are processed at one time, which is not easy to clean. Based on the above defects and deficiencies, it is necessary to improve the existing technology and design a novel processing fixture structure for the safety valve. Summary of the Utility Model

[0003] The main technical problem to be solved by the utility model is to provide a novel processing fixture structure for a safety valve, which reduces the area that needs to be carefully cleaned by the fixture, adopts a hydraulic locking method for clamping, and at the same time adopts SMC airtight detection to improve the accuracy of clamping, and multi-station processing to improve the processing efficiency and product quality.

[0004] To solve the above technical problem, a technical solution adopted by the utility model is: to provide a novel processing fixture structure for a safety valve, which includes a bottom plate, a rotating frame, a first clamping device and a second clamping device. The rotating frame is installed on the bottom plate, the rotating frame is square-shaped, and the first clamping device and the second clamping device are respectively installed on the four outer side surfaces of the rotating frame. The first clamping device and the second clamping device are installed on the outer side surface of the rotating frame in turn and staggered, and a plurality of sets of clamping devices are arranged from top to bottom on each side surface.

[0005] Preferably, the first clamping device includes a first positioning block, a clamping positioning pin, a breath detection head, an X-direction positioning component and a Y-direction positioning component. The first positioning block is installed on the rotating frame. Two clamping positioning pins and a breath detection head are arranged diagonally on the first positioning block. A detection passage communicating with the two breath detection heads is arranged inside the first positioning block, and the detection passage is externally connected to an airtight detector. An X-direction positioning component and a Y-direction positioning component are also installed on the first positioning block.

[0006] Preferably, the X-direction positioning component includes an X-direction positioning block installed at the side end of the first positioning block and an X-direction hydraulic side jack installed at the other side end of the first positioning block. An X-direction positioning reference surface is arranged on the X-direction positioning block, and the X-direction hydraulic side jack is opposite to the X-direction positioning block.

[0007] Preferably, the Y-direction positioning assembly includes a Y-direction positioning plate, Y-direction hydraulic side jacks, and a hydraulic pressing plate. The Y-direction positioning plate is installed at the lower end of the first positioning block, two Y-direction hydraulic side jacks are installed at the upper end of the first positioning block. A Y-direction positioning reference surface is provided on the Y-direction positioning plate. The two Y-direction hydraulic side jacks face the Y-direction positioning plate. The two hydraulic pressing plates are installed at the upper and lower ends of the first positioning block through a connecting plate, and the hydraulic pressing plate is controlled by a rotating hydraulic cylinder.

[0008] Preferably, the second clamping device includes a second positioning block, a clamping positioning post, a detection head, a positioning post, a positioning pin, an anti-drop support post, a pre-positioning side jack assembly, a hydraulic side jack, and a hydraulic pressing plate. The second positioning block is installed on the rotating frame. A clamping positioning post and a detection head are installed diagonally on the second positioning block. The outer end face of the clamping positioning post is a positioning surface. A detection channel communicating with the detection head is provided inside the second positioning block, and the detection channel is externally connected to an airtight detector. A positioning post and several positioning pins for positioning the product are installed on the second positioning block. The positioning post and the positioning pins are matched with the hole positions of the machined surface of the product. Two anti-drop support posts are installed at the lower end of the second positioning block, and a pre-positioning side jack assembly is installed at the upper end of the second positioning block. Hydraulic side jacks and hydraulic pressing plates are installed at both the upper and lower ends of the second positioning block.

[0009] Preferably, the pre-positioning side jack assembly includes a base, a side jack block, a cover plate, and a return spring. The base is installed on the second positioning block. A side jack block is rotatably installed on the base. A cover plate covering the tail of the side jack block is installed on the base. The lower end of the tail of the side jack block is elastically connected to the base through a return spring.

[0010] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0011] The first clamping device and the second clamping device are successively and staggeredly installed on the outer side of the rotating frame, and can simultaneously process the products on the clamping device. Multi-station processing is adopted, and multiple processing procedures of the product can be completed in one processing, improving the production efficiency and the stability of the product, and enhancing the work efficiency;

[0012] Both the first clamping device and the second clamping device adopt a hydraulic locking method for clamping, and at the same time adopt SMC airtight detection to control the conversion of the clamping and loosening methods of the side jack and the hydraulic pressing plate, improving the clamping accuracy;

[0013] The clamping device uses a clamping positioning pin for positioning, reducing the contact area to increase the clamping stability of the product and reducing the probability of pressing damage. Description of the Drawings

[0014] Figure 1 It is a structural schematic diagram of a new type of processing tooling structure for a safety valve.

[0015] Figure 2Schematic diagram of the first clamping device structure of a new processing tooling structure for a safety valve.

[0016] Figure 3 Schematic diagram of the second clamping device structure of a new processing tooling structure for a safety valve.

[0017] Figure 4 Cross-sectional view of the pre-positioning side jacking assembly of a new processing tooling structure for a safety valve.

[0018] Figure 5 Schematic diagram after the first station processing of the safety valve.

[0019] Figure 6 Schematic diagram of another perspective after the first station processing of the safety valve.

[0020] Figure 7 Schematic diagram after the second station processing of the safety valve.

[0021] Figure 8 Schematic diagram of another perspective after the second station processing of the safety valve.

[0022] Among them, 1. Base plate, 2. Rotating frame, 3. First clamping device, 31. First positioning block, 32. Clamping positioning pin, 33. Air pressure detection head, 34. X-direction positioning assembly, 341. X-direction positioning block, 342. X-direction hydraulic side jack, 35. Y-direction positioning assembly, 351. Y-direction positioning plate, 352. Y-direction hydraulic side jack, 353. Hydraulic pressing plate, 4. Second clamping device, 41. Second positioning block, 42. Clamping positioning column, 43. Detection head, 44. Positioning column, 45. Positioning pin, 46. Anti-drop support column, 47. Pre-positioning side jacking assembly, 48. Hydraulic side jack, 49. Hydraulic pressing plate. Detailed implementation mode

[0023] The following combines the attached drawings to elaborate on the preferred embodiments of the present invention in detail, so that the advantages and features of the invention can be more easily understood by those skilled in the art, thereby making a clearer and more definite definition of the protection scope of the present invention.

[0024] Please refer to Figures 1 to 8 , the embodiments of the present invention include:

[0025] A new processing tooling structure for a safety valve, which includes a base plate 1, a rotating frame 2, a first clamping device 3 and a second clamping device 4. The base plate 1 is driven to rotate by a driving element. A rotating frame 2 is installed on the base plate 1. The rotating frame 2 is square-shaped. The first clamping device 3 and the second clamping device 4 are respectively installed on the four outer side surfaces of the rotating frame 2. The first clamping device 3 and the second clamping device 4 are installed on the outer side surface of the rotating frame 2 in sequence and staggered. Several sets of clamping devices are arranged from top to bottom on each side surface.

[0026] The first clamping device 3 includes a first positioning block 31, a clamping positioning pin 32, an air pressure detection head 33, an X-direction positioning component 34 and a Y-direction positioning component 35. The first positioning block 31 is installed on the rotating frame 2. Two clamping positioning pins 32 and air pressure detection heads 33 are installed on the first positioning block 31 in a diagonal arrangement. A detection channel communicated with the two air pressure detection heads 33 is built in the first positioning block 31, and the detection channel is externally connected to an airtight detector. An X-direction positioning component 34 and a Y-direction positioning component 35 are also installed on the first positioning block 31. The X-direction positioning component 34 includes an X-direction positioning block 341 installed at the side end of the first positioning block 31 and an X-direction hydraulic side jack 342 installed at the other side end of the first positioning block 31. An X-direction positioning reference surface is provided on the X-direction positioning block 341, and the X-direction hydraulic side jack 342 is opposite to the X-direction positioning block 341. The Y-direction positioning component 35 includes a Y-direction positioning plate 351, Y-direction hydraulic side jacks 352 and hydraulic pressing plates 353. The Y-direction positioning plate 351 is installed at the lower end of the first positioning block 31, and two Y-direction hydraulic side jacks 352 are installed at the upper end of the first positioning block 31. A Y-direction positioning reference surface is provided on the Y-direction positioning plate 351, and the two Y-direction hydraulic side jacks 352 are opposite to the Y-direction positioning plate 351. The two hydraulic pressing plates 353 are installed at the upper and lower ends of the first positioning block 31 through a connecting plate, and the hydraulic pressing plates 353 are controlled by a rotating hydraulic cylinder.

[0027] The second clamping device 4 includes a second positioning block 41, a clamping positioning post 42, a detection head 43, a positioning post 44, a positioning pin 45, an anti-drop support post 46, a pre-positioning side jack component 47, a hydraulic side jack 48 and a hydraulic pressing plate 49. The second positioning block 41 is installed on the rotating frame 2. A clamping positioning post 42 and a detection head 43 are installed on the second positioning block 41 in a diagonal arrangement. The outer end face of the clamping positioning post 42 is a positioning surface. A detection channel communicated with the detection head 43 is built in the second positioning block 41, and the detection channel is externally connected to an airtight detector. A positioning post 44 for positioning the product and several positioning pins 45 are installed on the second positioning block 41. The positioning post 44 and the positioning pins 45 are matched with the hole positions of the machined surface of the product. Two anti-drop support posts 46 are installed at the lower end of the second positioning block 41, a pre-positioning side jack component 47 is installed at the upper end of the second positioning block 41, and hydraulic side jacks 48 and hydraulic pressing plates 49 are installed at both the upper and lower ends of the second positioning block 41.

[0028] The pre-positioning side jack component 47 includes a base 471, a side jack block 472, a cover plate 473 and a return spring 474. The base 471 is installed on the second positioning block 41. The side jack block 472 is rotatably installed on the base 471. The cover plate 473 covering the tail of the side jack block 472 is installed on the base 471. The lower end of the tail of the side jack block 472 is elastically connected to the base 471 through the return spring 474.

[0029] When the novel processing tooling structure of a safety valve of the present utility model is working, the product to be processed, i.e., the safety valve, is placed on the first positioning block 31 of the first clamping device 3. The back surface to be processed contacts the clamping positioning pin 32. The bottom surface of the safety valve is placed on the Y-direction positioning plate 351, and another side surface of the safety valve contacts the X-direction positioning block 341. The Y-direction hydraulic side top 352 and the X-direction hydraulic side top 342 clamp the safety valve, and the safety valve is positioned. The hydraulic pressing plate 353 clamps the positioned safety valve, and the processing of the first station starts. After processing, the safety valve is as Figure 5 and Figure 6 shown. After the processing of the first station is completed, the safety valve is removed and uniformly installed on the second clamping device 4. The safety valve rotates 180 degrees and is turned over. The second clamping device 4 positions and clamps it, and the processing of the second station starts. After processing, the safety valve is as Figure 7 and Figure 8 shown.

[0030] The novel processing tooling structure of a safety valve of the present utility model reduces the contact area, reduces the probability of bruising, reduces the area that needs to be carefully cleaned by the fixture, adopts a hydraulic locking method for clamping, and at the same time adopts SMC airtight detection to improve the accuracy of clamping. With multi-station processing, it improves the processing efficiency and product quality.

[0031] The above are only the embodiments of the present utility model, and do not limit the patent scope of the present utility model accordingly. All equivalent structural or equivalent process transformations made by using the content of the specification and drawings of the present utility model, or directly or indirectly applied in other related technical fields, are similarly included in the patent protection scope of the present utility model.

Claims

1. A new type of processing tooling structure for a safety valve, characterized in that: It includes a bottom plate, a rotating frame, a first clamping device and a second clamping device. The rotating frame is installed on the bottom plate. The rotating frame is square-shaped. The first clamping device and the second clamping device are respectively installed on the four outer side surfaces of the rotating frame. The first clamping device and the second clamping device are installed on the outer side surface of the rotating frame in a staggered manner in sequence. A plurality of sets of clamping devices are arranged from top to bottom on each side surface.

2. The novel processing tooling structure of a safety valve according to claim 1, characterized in that: The first clamping device includes a first positioning block, a clamping positioning pin, a breath detection head, an X-direction positioning component and a Y-direction positioning component. The first positioning block is installed on the rotating frame. Two clamping positioning pins and a breath detection head are arranged diagonally on the first positioning block. A detection channel communicating with the two breath detection heads is built in the first positioning block. The detection channel is externally connected to an airtight detector. The X-direction positioning component and the Y-direction positioning component are also installed on the first positioning block.

3. The novel processing tooling structure of a safety valve according to claim 2, characterized in that: The X-direction positioning component includes an X-direction positioning block installed at the side end of the first positioning block and an X-direction hydraulic side jack installed at the other side end of the first positioning block. An X-direction positioning reference surface is provided on the X-direction positioning block. The X-direction hydraulic side jack is opposite to the X-direction positioning block.

4. A novel processing tooling structure for a safety valve according to claim 2, characterized in that: The Y-direction positioning component includes a Y-direction positioning plate, a Y-direction hydraulic side jack and a hydraulic pressing plate. The Y-direction positioning plate is installed at the lower end of the first positioning block. Two Y-direction hydraulic side jacks are installed at the upper end of the first positioning block. A Y-direction positioning reference surface is provided on the Y-direction positioning plate. The two Y-direction hydraulic side jacks are opposite to the Y-direction positioning plate. The two hydraulic pressing plates are installed at the upper and lower ends of the first positioning block through a connecting plate. The hydraulic pressing plate is controlled by a rotating hydraulic cylinder.

5. A novel processing tooling structure for a safety valve according to claim 1, characterized in that: The second clamping device includes a second positioning block, a clamping positioning column, a detection head, a positioning column, a positioning pin, an anti-drop support column, a pre-positioning side jack assembly, a hydraulic side jack and a hydraulic pressing plate. The second positioning block is installed on the rotating frame. A clamping positioning column and a detection head are arranged diagonally on the second positioning block. The outer end surface of the clamping positioning column is a positioning surface. A detection channel communicating with the detection head is built in the second positioning block. The detection channel is externally connected to an airtight detector. A positioning column and a plurality of positioning pins for positioning the product are installed on the second positioning block. The positioning column and the positioning pin are matched with the hole positions of the machined surface of the product. Two anti-drop support columns are installed at the lower end of the second positioning block. A pre-positioning side jack assembly is installed at the upper end of the second positioning block. Hydraulic side jacks and hydraulic pressing plates are installed at the upper and lower ends of the second positioning block.

6. The novel processing tooling structure of a safety valve according to claim 5, characterized in that: The pre-positioning side jack assembly includes a base, a side jack block, a cover plate and a return spring. The base is installed on the second positioning block. The side jack block is rotatably installed on the base. The cover plate covering the tail of the side jack block is installed on the base. The lower end of the tail of the side jack block is elastically connected to the base through a return spring.

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