CN212748179U - Positioning tool based on airtightness detection - Google Patents
Positioning tool based on airtightness detection Download PDFInfo
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- CN212748179U CN212748179U CN202021674717.1U CN202021674717U CN212748179U CN 212748179 U CN212748179 U CN 212748179U CN 202021674717 U CN202021674717 U CN 202021674717U CN 212748179 U CN212748179 U CN 212748179U
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- briquetting
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Abstract
The utility model discloses a location frock based on airtight detection, comprising a base plate, be provided with a plurality of journal stirrup locating pins and a plurality of supporting seat on the bottom plate, the journal stirrup locating pin and the journal stirrup pinhole one-to-one of water pump shell, all be provided with in every supporting seat by pushing away jar driven push rod, the flange one-to-one on push rod and the water pump shell, every push rod top all is provided with by corner hydro-cylinder driven briquetting, is provided with the gas passage who is used for the gas tightness to detect on the bottom plate, gas passage can communicate with the briquetting air flue in the briquetting when the briquetting compresses tightly the flange. The utility model has stable and reliable structure, accurate positioning, reasonable arrangement of mechanisms, and effective prevention of deformation of the water pump shell during processing; can detect through the gas tightness and judge whether the water pump casing is fixed a position accurately, further improve the location accuracy, effectively avoid because the follow-up processing that the location is inaccurate goes wrong, improve product processingquality.
Description
Technical Field
The utility model relates to a water pump shell body location frock technical field, concretely relates to location frock based on airtight detection.
Background
The automobile water pump shell is provided with a circle of mounting flanges, mounting holes, mounting lugs and flanges are arranged on the mounting flanges, lug pin holes are formed in the mounting lugs, and positioning planes for accurate positioning are respectively arranged on the upper side and the lower side of each flange.
The automation degree of the existing water pump shell processing production line is higher and higher, a lot of assembling and transferring are completed through robots, because a worker is not beside, a positioning tool has a tiny positioning error and is difficult to find, if the water pump shell is not accurately positioned, the subsequent processing is easy to cause problems, and the product quality is unqualified.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a location frock based on airtight detection, this location frock can detect through the gas tightness and judge whether the water pump shell is fixed a position accurately.
The technical scheme is as follows:
the utility model provides a location frock based on airtight detection, its main points lie in, includes the bottom plate be provided with a plurality of journal stirrup locating pins and a plurality of supporting seat on the bottom plate, journal stirrup locating pin and the journal stirrup pinhole one-to-one of water pump shell, every all be provided with in the supporting seat by pushing away jar driven push rod, the flange one-to-one on push rod and the water pump shell, every the push rod top all is provided with by corner hydro-cylinder driven briquetting be provided with the gas passage who is used for the gas tightness to detect on the bottom plate, gas passage can with the briquetting air flue intercommunication in the briquetting when the briquetting compresses tightly the flange to can detect out through gas tightness detecting instrument whether have the clearance between briquetting and the flange.
Preferably, the method comprises the following steps: the support seats are respectively provided with an equal-height block, each gas channel comprises a bottom plate gas channel, a gas pipeline and an equal-height block gas channel which are sequentially communicated, the bottom plate gas channel is arranged in the bottom plate, one end of each gas pipeline is communicated with the bottom plate gas channel, the other end of each gas pipeline is communicated with the equal-height block gas channel, the equal-height block gas channels are arranged in the equal-height blocks, when the pressing blocks press the flanges, the pressing blocks are attached to the equal-height blocks, and the pressing block gas channels are communicated with the equal-height. Structure more than adopting, gas passage arranges rationally, is convenient for be connected with gas tightness detecting instrument, simultaneously, avoids receiving the influence when briquetting removes.
Preferably, the method comprises the following steps: the corner oil cylinder is a double-arm corner oil cylinder, an auxiliary supporting seat is arranged on one side of the corner oil cylinder, the supporting seat and the auxiliary supporting seat are respectively located on two opposite sides of the corner oil cylinder, an auxiliary equal-height block is arranged above the auxiliary supporting seat, and when the pressing block tightly presses the flange, two ends of the pressing block are respectively pressed on the equal-height block and the auxiliary equal-height block. By adopting the structure, when the pressing block is effectively guaranteed to be pressed, the bottom surface of the pressing block is in a horizontal state, and the phenomenon that gaps exist between the pressing block and the equal-height blocks to cause inaccurate air tightness detection results is avoided.
Preferably, the method comprises the following steps: the bottom plate is also provided with a support rod driven by the support cylinder, and the support rod is used for supporting the lower part of the mounting flange of the water pump shell. By adopting the structure, the supporting rod is used for assisting in supporting the water pump shell, and the water pump shell is effectively prevented from being deformed during processing.
Preferably, the method comprises the following steps: the lug positioning pin is a floating pin. By adopting the structure, the influence of the lug positioning pin on the push rod is avoided.
Preferably, the method comprises the following steps: and an oil duct communicated with each hydraulic cylinder is arranged on the bottom plate. By adopting the structure, oil can be conveniently supplied to the hydraulic cylinder.
Compared with the prior art, the beneficial effects of the utility model are that: the structure is stable and reliable, the positioning is accurate, the arrangement of each mechanism is reasonable, and the deformation of the water pump shell during processing is effectively prevented; can detect through the gas tightness and judge whether the water pump casing is fixed a position accurately, further improve the location accuracy, effectively avoid because the follow-up processing that the location is inaccurate goes wrong, improve product processingquality.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a cross-sectional view of the present invention;
fig. 3 is a top view of the present invention and a water pump housing;
FIG. 4 is a schematic view of a communicating structure of a briquetting air passage and an equal-height briquetting air passage;
fig. 5 is a schematic structural view of the water pump housing according to the present invention.
Detailed Description
The present invention will be further described with reference to the following examples and accompanying drawings.
As shown in fig. 1 to 5, a positioning tool based on airtightness detection mainly comprises a bottom plate 1, a support base 2, a push cylinder 3, a push rod 4, a corner oil cylinder 5, a press block 6, a gas channel 7, an equal-height block 8, an auxiliary support base 9, an auxiliary equal-height block 10, a support cylinder 11, a support rod 12 and a support lug positioning pin 13.
As shown in fig. 1 to 5, a plurality of stations may be disposed on the bottom plate 1, in this embodiment, a double-station arrangement is adopted, and the structure of each station is the same, so that only the structure of one station is described in this embodiment. An oil duct communicated with each hydraulic cylinder is arranged in the bottom plate 1, so that oil can be conveniently supplied to each hydraulic cylinder.
Further, two lug positioning pins 13 are arranged on the bottom plate 1, the two lug positioning pins 13 are respectively matched with lug pin holes on the left side and the right side of the water pump shell and used for positioning the water pump shell, the two lug positioning pins 13 are floating pins, and the upper ends of the lug positioning pins are round tables with diameters gradually reduced upwards. For the convenience of arrangement, the left lug positioning pin 13 is mounted on a cylindrical positioning pin mounting seat, and the right lug positioning pin 13 is mounted on one of the support seats 2 described later. The bottom plate 1 is also provided with a support rod 12 driven by a support cylinder 11, and the support rod 12 is used for supporting below a mounting flange of a water pump shell and plays a role of auxiliary support.
Further, still be provided with three supporting seat 2 on bottom plate 1, all be provided with in every supporting seat 2 by push cylinder 3 driven push rod 4, push cylinder 3 installs in the base of bottom plate 1 below, and three push cylinder 3 corresponds the three flange on the water pump shell respectively, forms stable support to the water pump shell. A pressing block 6 driven by a corner oil cylinder 5 is arranged above each push rod 4, and the push cylinder 3 and the pressing block 6 clamp the water pump shell from the positioning planes on the upper side and the lower side of the flange respectively. The corner oil cylinder 5 is a double-arm corner oil cylinder, three auxiliary supporting seats 9 are further arranged on the bottom plate 1, the corner oil cylinder 5 is located between the corresponding supporting seat 2 and the corresponding auxiliary supporting seat 9, the supporting seat 2 is provided with an equal-height block 8, the auxiliary supporting seat 9 is provided with an auxiliary equal-height block 10, the upper surfaces of the equal-height block 8 and the auxiliary equal-height block 10 are flush, when the front end of the pressing block 6 presses the flange, two ends of the pressing block 6 are respectively pressed on the equal-height block 8 and the auxiliary equal-height block 10, and the pressing block 6 is enabled to be kept in a horizontal state.
Further, a gas channel 7 for detecting gas tightness is arranged on the bottom plate 1, the gas channel 7 comprises a bottom plate gas channel 701, a gas pipeline 702 and an equal-height block gas channel 703 which are sequentially communicated, the bottom plate gas channel 701 is arranged in the bottom plate 1 and extends to the upper surface of the bottom plate 1 from the side wall of the bottom plate 1, one end of the gas pipeline 702 is communicated with the bottom plate gas channel 701, the other end of the gas pipeline 702 is communicated with the equal-height block gas channel 703, the equal-height block gas channel 703 is arranged in an equal-height block 8, a briquetting gas channel 601 is arranged on the briquetting 6, referring to fig. 4, the briquetting gas channel 601 extends from the bottom surface of the briquetting 6 to the contact surface with the flange, and when the briquetting 6 is in a compression state, the briquetting gas channel 601 is communicated with the equal.
The utility model discloses when using, at first place the water pump shell accuracy on two journal stirrup locating pins 13, then start corner hydro-cylinder 5, make 6 last location planes that compress tightly the corresponding flange of briquetting, then start pushing away jar 3, make each push rod 4 upwards support the lower location plane that tightly corresponds the flange, later start supporting cylinder 11, make bracing piece 12 upwards support the installation turn-ups of tight water pump shell, let in gas to gas passage 7 and briquetting air flue 601 through gas tightness detecting instrument at last, carry out the gas tightness and detect, thereby judge whether the water pump shell is fixed a position accurately.
Finally, it should be noted that the above description is only a preferred embodiment of the present invention, and those skilled in the art can make various similar representations without departing from the spirit and the scope of the present invention.
Claims (6)
1. The utility model provides a location frock based on airtight detection, includes bottom plate (1), its characterized in that: be provided with a plurality of journal stirrup locating pins (13) and a plurality of supporting seat (2) on bottom plate (1), journal stirrup locating pin (13) and the journal stirrup pinhole one-to-one of water pump casing, every all be provided with in supporting seat (2) by pushing away push rod (4) of jar (3) drive, the flange one-to-one on push rod (4) and the water pump casing, every push rod (4) top all is provided with briquetting (6) by corner hydro-cylinder (5) driven be provided with gas passage (7) that are used for the gas tightness to detect on bottom plate (1), gas passage (7) can be in briquetting air flue (601) intercommunication in briquetting (6) when briquetting (6) compress tightly the flange to can detect out through gas tightness detecting instrument whether have the clearance between briquetting (6) and the flange.
2. The airtight detection-based positioning tool of claim 1, wherein: each supporting seat (2) is provided with an equal-height block (8), each gas channel (7) comprises a bottom plate gas channel (701), a gas pipeline (702) and an equal-height block gas channel (703) which are sequentially communicated, each bottom plate gas channel (701) is arranged in the corresponding bottom plate (1), one end of each gas pipeline (702) is communicated with the corresponding bottom plate gas channel (701), the other end of each gas pipeline is communicated with the corresponding equal-height block gas channel (703), each equal-height block gas channel (703) is arranged in the corresponding equal-height block (8), when the pressing block (6) presses the flange, the pressing block (6) is attached to the equal-height block (8), and the pressing block gas channels (601) are communicated with the equal-height block gas channels (703.
3. The airtight detection-based positioning tool of claim 1, wherein: the corner oil cylinder (5) is a double-arm corner oil cylinder, an auxiliary supporting seat (9) is arranged on one side of the corner oil cylinder (5), the supporting seat (2) and the auxiliary supporting seat (9) are respectively located on two opposite sides of the corner oil cylinder (5), an auxiliary equal-height block (10) is arranged above the auxiliary supporting seat (9), and when the pressing block (6) compresses the flange, two ends of the pressing block (6) are respectively pressed on the equal-height block (8) and the auxiliary equal-height block (10).
4. The airtight detection-based positioning tool of claim 1, wherein: the bottom plate (1) is also provided with a support rod (12) driven by a support cylinder (11), and the support rod (12) is used for being supported below a mounting flange of a water pump shell.
5. The airtight detection-based positioning tool of claim 1, wherein: the support lug positioning pin (13) is a floating pin.
6. The airtight detection-based positioning tool of claim 1, wherein: and an oil duct communicated with each hydraulic cylinder is arranged on the bottom plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021674717.1U CN212748179U (en) | 2020-08-12 | 2020-08-12 | Positioning tool based on airtightness detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021674717.1U CN212748179U (en) | 2020-08-12 | 2020-08-12 | Positioning tool based on airtightness detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212748179U true CN212748179U (en) | 2021-03-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021674717.1U Active CN212748179U (en) | 2020-08-12 | 2020-08-12 | Positioning tool based on airtightness detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212748179U (en) |
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2020
- 2020-08-12 CN CN202021674717.1U patent/CN212748179U/en active Active
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