CN212664910U

CN212664910U - Fool-proof mechanism for simple diesel engine exhaust pipe

Info

Publication number: CN212664910U
Application number: CN202021178237.6U
Authority: CN
Inventors: 林燕青
Original assignee: World Known Precision Industry Fuzhou Co Ltd
Current assignee: World Known Precision Industry Fuzhou Co Ltd
Priority date: 2020-06-23
Filing date: 2020-06-23
Publication date: 2021-03-09
Anticipated expiration: 2030-06-23

Abstract

The utility model provides a plain type diesel engine blast pipe prevents slow-witted mechanism, which comprises a rotary table, carousel top middle part is provided with engine exhaust pipe, the engine exhaust pipe front side is provided with the fool-proof mechanism that leans on with engine exhaust pipe, prevent that the fool-proof mechanism is including preventing the slow-witted seat, prevent that slow-proof seat middle part is equipped with along preventing slow-witted seat length direction and prevent slow-witted pole, prevent that the inside both sides of slow-proof seat are equipped with a plurality of screens spring pins from top to bottom, prevent that slow-proof pole both sides are equipped with the arc hole that is used for screens spring pin card to go into, prevent that slow-proof pole lateral part is equipped with and is. The utility model discloses simple structure, reasonable in design reduces the cost, and rethread numerical control program control locating lever will prevent slow-witted pole and push down after the part clamping locking is accomplished, avoids cutter and prevent slow-witted pole to collide with each other and cause personnel and equipment damage in the course of working, accomplishes clamping location and processing, has replaced the effective reduction in production cost of high-tech grating equipment and has promoted the operation security.

Description

Fool-proof mechanism for simple diesel engine exhaust pipe

Technical Field

The utility model relates to a fool-proof mechanism of plain type diesel engine blast pipe.

Background

The engine exhaust pipe is complex in structure, irregular in appearance needs multi-angle machining, parts are various and small in quantity, clamping and positioning are difficult, if a turning and milling composite five-axis machining center is used for machining, a blank can be clamped and machined in one step, the defects are that machining time is long, production cost is high, and the machining cost can be effectively controlled only by designing a process of matching and producing a lathe and a milling machine because the selling price of a five-axis turning and milling composite numerical control machine is 5-10 times that of a common numerical control lathe or a numerical control milling machine.

SUMMERY OF THE UTILITY MODEL

The utility model discloses improve above-mentioned problem, promptly the to-be-solved technical problem of the utility model is to provide a fool-proof mechanism of plain type diesel engine blast pipe, convenient operation and make things convenient for the centre gripping location blast pipe, effectively promote the operation security, reduction in production cost simultaneously.

The utility model discloses a concrete implementation scheme is: the utility model provides a plain type diesel engine blast pipe prevents slow-witted mechanism, which comprises a rotary table, carousel top middle part is provided with engine blast pipe, the engine blast pipe front side is provided with and supports the fool-proof mechanism that leans on with engine blast pipe, prevent that the fool-proof mechanism is including preventing slow-witted seat, prevent that slow-proof seat middle part is equipped with along preventing slow-witted seat length direction and prevent slow-witted pole, prevent that the inside both sides of slow-proof seat are equipped with a plurality of screens spring pins from top to bottom, prevent that slow-proof pole both sides are equipped with the arc hole that is used for screens spring pin card to go into, prevent that slow-proof pole lateral part is.

Furthermore, prevent slow-witted pole and be "T" type, prevent that slow-witted pole lower part is fixed with the anticreep piece.

Furthermore, the lower side part of the positioning rod is provided with a U-shaped groove with an opening facing the fool-proof rod, so that the upper side part of the fool-proof rod can be clamped.

Further, engine exhaust pipe both sides are provided with a pair of fixture that is used for fixed engine exhaust pipe, and every fixture includes the centre gripping base, centre gripping base upper portion transversely has set gradually push rod, slider and ejector pad to the direction of being close to the engine pipe by the direction of keeping away from engine exhaust pipe, centre gripping base upper portion is equipped with the spout, the slider is located the spout, one side that the ejector pad is close to the slider is articulated with the slider lateral part, the tail end and the slider of push rod rotate fixedly for rotate through the push rod and promote the slider and remove.

Furthermore, a nut positioned on one side, away from the engine exhaust pipe, of the clamping base is sleeved on the push rod; the head end of the push rod is provided with a handle which is used for conveniently rotating the push rod.

Furthermore, one side of the pushing block, which is close to the engine exhaust pipe, is provided with a V-shaped groove, and a positioning bolt which abuts against the side face of the engine exhaust pipe is arranged on the inner side of the V-shaped groove.

Furthermore, a positioning plate is arranged on the side of one of the clamping bases, and a circular positioning reference seat is arranged on one side of the positioning plate close to the engine exhaust pipe and used for positioning the small-caliber end of the engine exhaust pipe.

Furthermore, a pair of pressing blocks which are positioned in front of and behind the positioning reference seat are arranged on one side, close to the engine exhaust pipe, of the positioning plate and used for positioning the front surface and the rear surface of the engine exhaust pipe.

Furthermore, a supporting block penetrating through the positioning plate is fixed on one side, away from the engine exhaust pipe, of the positioning plate, an adjusting screw penetrating through the supporting block, the positioning plate and the pressing block is arranged inside the supporting block, a torsion spring located between the inside of the supporting block and the pressing block is sleeved outside the adjusting screw, and adjusting nuts are arranged on two sides of the adjusting screw.

Compared with the prior art, the utility model discloses following beneficial effect has: this device reasonable in design, moreover, the steam generator is simple in structure, engine exhaust pipe both ends all have a mouth of pipe to adopt the lathe work cost minimum, nevertheless do not have necessarily to lean on some unable realization location processing because of part design, should prevent slow-witted mechanism for the rotation direction benchmark of tube head processing lean on some, see through numerical control program control locating lever will prevent slow-witted pole pull-up as the benchmark lean on some, then manual clamping locking part, rethread numerical control program control locating lever will prevent slow-witted pole and push down after the part clamping locking is accomplished, avoid cutter and prevent slow-witted pole to collide with and cause personnel and equipment damage in the course of working, accomplish clamping location and processing. The fool-proof mechanism replaces high-tech grating equipment, and can effectively reduce the production cost and improve the operation safety.

Drawings

Fig. 1 is a perspective view of the first embodiment of the present invention;

FIG. 2 is a perspective view of the second embodiment of the present invention;

fig. 3 is a top view of an embodiment of the present invention;

FIG. 4 is a schematic structural view of a fool-proof mechanism according to an embodiment of the present invention;

FIG. 5 is a front cross-sectional view of the fool-proofing mechanism of the embodiment of the present invention;

FIG. 6 is a schematic structural view of a clamping mechanism according to an embodiment of the present invention;

FIG. 7 is a top view of a clamping mechanism according to an embodiment of the present invention;

FIG. 8 is a cross-sectional view A-A of FIG. 7;

FIG. 9 is a schematic view of the positioning block and the pressing block according to the embodiment of the present invention;

FIG. 10 is a front sectional view of a pressing block according to an embodiment of the present invention;

FIG. 11 is an exploded view of the position of the pressing block according to the embodiment of the present invention;

FIG. 12 is a structural view of the fool-proof lever according to the embodiment of the present invention;

fig. 13 is a structure diagram of the retaining spring pin of the embodiment of the present invention.

In the figure: 1-rotating disc, 2-engine exhaust pipe, 21-large pipe orifice, 22-small pipe orifice, 3-fool-proof mechanism, 31-fool-proof seat, 32-fool-proof rod, 321-arc hole, 33-clamping spring pin, 331-spring, 332-ball, 34-positioning rod, 341-U-shaped groove, 35-anti-drop block, 4-clamping mechanism, 41-clamping base, 411-sliding groove, 42-push rod, 43-sliding block, 44-pushing block, 441-V-shaped groove, 45-nut, 46-handle, 47-positioning bolt, 5-positioning plate, 6-positioning reference seat, 7-pressing block, 8-supporting block, 9-adjusting screw rod, 10-torsion spring, 11-adjusting nut and 12-supporting plate.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Example (b): as shown in fig. 1 to 13, in the present embodiment, a simple foolproof mechanism for a diesel engine exhaust pipe is provided, which includes a rotary table 1, an engine exhaust pipe 2 is disposed in the middle of the upper portion of the rotary table, a foolproof mechanism 3 abutting against the engine exhaust pipe is disposed on the front side of the engine exhaust pipe, the foolproof mechanism includes a foolproof seat 31, a foolproof rod 32 penetrating through the foolproof seat is disposed in the middle of the foolproof seat along the length direction of the foolproof seat, a plurality of clamping spring pins 33 are disposed on two sides of the interior of the foolproof seat from top to bottom, a plurality of arc holes 321 for clamping the clamping spring pins to be clamped into are disposed on two sides of the foolproo; the positioning rod is driven by the driving device to drive the fool-proof rod to press down.

In this embodiment, each detent spring pin is composed of a spring 331 and a ball 332 fixed to the end of the spring.

In this embodiment, the fool-proof rod is T-shaped, and the lower portion of the fool-proof rod is fixed with an anti-falling block 35.

In this embodiment, the lower side of the positioning rod is provided with a U-shaped groove 341 with an opening facing the fool-proof rod for locking the upper side of the fool-proof rod.

In this embodiment, a pair of clamping mechanisms 4 for fixing the engine exhaust pipe is arranged on two sides of the engine exhaust pipe, each clamping mechanism comprises a clamping base 41, a push rod 42, a slide block 43 and a push block 44 are sequentially arranged on the upper portion of the clamping base from the direction far away from the engine exhaust pipe to the direction close to the engine pipe, a sliding groove 411 is arranged on the upper portion of the clamping base, the slide block is located in the sliding groove, one side of the push block close to the slide block is hinged to the side portion of the slide block, and the tail end of the push rod is rotationally fixed with the slide block and used for pushing the slide block to move;

in this embodiment, the push rod is sleeved with a nut 45 positioned on one side of the clamping base away from the engine exhaust pipe; the head end of the push rod is provided with a handle 46 for facilitating rotation of the push rod.

In this embodiment, one side of the push block close to the engine exhaust pipe is provided with a V-shaped groove 441, and a positioning bolt 47 abutting against the side face of the engine exhaust pipe is arranged on the inner side of the V-shaped groove.

When the clamping mechanism is required to lock the engine exhaust pipe, the push rod is rotated to drive the sliding block to move towards the direction close to the engine exhaust pipe until the positioning bolt abuts against the surface of the engine exhaust pipe, and the locking nut is used for positioning.

In this embodiment, a positioning plate 5 is disposed on a side portion of one of the clamping bases, and a circular positioning reference seat 6 is disposed on a side of the positioning plate close to the engine exhaust pipe, so as to position a small-caliber end of the engine exhaust pipe.

In this embodiment, one end of the engine exhaust pipe is a large pipe orifice 21, the other end of the engine exhaust pipe is a small pipe orifice 22, and the diameter of the large pipe orifice is larger than that of the small pipe orifice.

In this embodiment, a pair of pressing blocks 7 located in front of and behind the positioning reference seat are arranged on one side of the positioning plate close to the engine exhaust pipe, and are used for positioning the front surface and the rear surface of the engine exhaust pipe.

In the embodiment, a supporting block 8 penetrating through the positioning plate is fixed on one side of the positioning plate, which is far away from an engine exhaust pipe, an adjusting screw 9 penetrating through the supporting block, the positioning plate and the pressing block is arranged inside the supporting block, a torsion spring 10 positioned between the inside of the supporting block and the pressing block is sleeved outside the adjusting screw, and adjusting nuts 11 are arranged on two sides of the adjusting screw; the engine exhaust pipe is positioned by adjusting the adjusting screw rod, the pressing block and the adjusting nut and locking the pressing block.

In this embodiment, two clamping base the place ahead are fixed with backup pad 12, prevent that slow-witted mechanism sets up in the backup pad, prevent that slow-witted seat fixes in the backup pad top, prevent that slow-witted pole lower part passes in proper order and prevents slow-witted seat and backup pad, prevent that the anticreep piece of slow-witted pole lower part is used for preventing that slow-witted pole is deviate from.

In the embodiment, when the fool-proof rod is in a rising state, part clamping operation is started, a small pipe orifice of an engine exhaust pipe is sleeved in the tool positioning reference seat, the part swings to be close to the fool-proof rod, then the pressing block is locked, and then the pushing block is locked, so that the clamping operation is completed; starting a numerical control machining program, inputting M19 spindle positioning in the numerical control program, calling a tool changing calling program to call out a tool positioning rod, moving the program control positioning rod to the position above the foolproof rod, clamping the upper part of the foolproof rod side by the U-shaped groove, then pressing the program control positioning rod down to the foolproof rod until the foolproof state is achieved, and then closing the automatic door of the machine by the program control to start normal tool changing machining.

The fool-proof mechanism is a rotating direction reference leaning point for machining the tube head, the fool-proof rod is pulled up to serve as the reference leaning point through the numerical control program control positioning rod, then the part is manually clamped and locked, the fool-proof rod is pressed down through the numerical control program control positioning rod after the part is clamped and locked, damage to personnel and equipment caused by collision of a cutter and the fool-proof rod in the machining process is avoided, and clamping, positioning and machining are completed. The fool-proof mechanism replaces high-tech grating equipment, so that the production cost is effectively reduced, and the operation safety is improved.

Any technical solution disclosed in the present invention is, unless otherwise stated, disclosed a numerical range if it is disclosed, and the disclosed numerical range is a preferred numerical range, and any person skilled in the art should understand that: the preferred ranges are merely those values which are obvious or representative of the technical effect which can be achieved. Because numerical value is more, can't be exhaustive, so the utility model discloses just disclose some numerical values with the illustration the technical scheme of the utility model to, the numerical value that the aforesaid was enumerated should not constitute right the utility model discloses create the restriction of protection scope.

Also, above-mentioned the utility model discloses if disclose or related to mutually fixed connection's spare part or structure, then, except that other the note, fixed connection can understand: a detachable fixed connection (for example using screws or screw connections) can also be understood as: non-detachable fixed connections (e.g. riveting, welding), but of course, fixed connections to each other may also be replaced by one-piece structures (e.g. manufactured integrally using a casting process) (unless it is obviously impossible to use an integral forming process).

If the terms "first," "second," etc. are used herein to define parts, those skilled in the art will recognize that: the terms "first" and "second" are used merely to distinguish one element from another in a descriptive sense and are not intended to have a special meaning unless otherwise stated.

In addition, the terms used in any aspect of the present disclosure as described above to indicate positional relationships or shapes include similar, analogous, or approximate states or shapes unless otherwise stated.

The utility model provides an arbitrary part both can be assembled by a plurality of solitary component parts and form, also can be the solitary part that the integrated into one piece technology was made.

Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the same; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.

Claims

1. The utility model provides a plain type diesel engine blast pipe prevents slow-witted mechanism, a serial communication port, including the carousel, carousel top middle part is provided with engine blast pipe, the engine blast pipe front side is provided with the fool-proof mechanism that supports with engine blast pipe and lean on, prevent that fool-proof mechanism is including preventing slow-witted seat, prevent that slow-witted seat middle part is equipped with along preventing slow-witted seat length direction and prevent slow-witted pole, prevent that the inside both sides of slow-proof seat are equipped with a plurality of screens spring pins from top to bottom, prevent that slow-proof pole both sides are equipped with the arc hole that is used for screens spring pin card to go into, prevent that slow-proof pole lateral part is equipped.

2. The exhaust pipe fool-proofing mechanism of the simple diesel engine as recited in claim 1, wherein the fool-proofing bar is T-shaped, and a drop-proofing block is fixed on the lower portion of the fool-proofing bar.

3. The exhaust pipe fool-proofing mechanism of the simplified diesel engine as recited in claim 2, wherein the positioning rod has a U-shaped groove with an opening facing the fool-proofing rod at the lower side thereof for locking the upper side of the fool-proofing rod.

4. The simple type diesel engine exhaust pipe fool-proofing mechanism is characterized in that a pair of clamping mechanisms for fixing the engine exhaust pipe are arranged on two sides of the engine exhaust pipe, each clamping mechanism comprises a clamping base, a push rod, a slide block and a push block are sequentially arranged on the upper portion of the clamping base transversely from a direction far away from the engine exhaust pipe to a direction close to the engine pipe, a sliding groove is formed in the upper portion of the clamping base, the slide block is located in the sliding groove, one side, close to the slide block, of the push block is hinged to the side portion of the slide block, and the tail end of the push rod is rotationally fixed with the slide block and used for pushing the slide block to move through rotation of the push rod.

5. The exhaust pipe fool-proofing mechanism of the simple diesel engine is characterized in that a nut positioned on one side, away from the exhaust pipe of the engine, of the clamping base is sleeved on the push rod; the head end of the push rod is provided with a handle which is used for conveniently rotating the push rod.

6. The foolproof mechanism for the exhaust pipe of the simple diesel engine as claimed in claim 4, wherein one side of the push block close to the exhaust pipe of the engine is provided with a V-shaped groove, and a positioning bolt abutting against the side surface of the exhaust pipe of the engine is arranged on the inner side of the V-shaped groove.

7. The foolproof mechanism for the simple diesel engine exhaust pipe as claimed in any one of claims 1 to 3, wherein a positioning plate is disposed on a side of one of the clamping bases, and a circular positioning base is disposed on a side of the positioning plate close to the engine exhaust pipe for positioning the small-diameter end of the engine exhaust pipe.

8. The foolproof mechanism for the exhaust pipe of the simple diesel engine as claimed in claim 7, wherein a pair of pressing blocks located at the front and the rear of the positioning datum seat are arranged on one side of the positioning plate close to the exhaust pipe of the engine for positioning the front and the rear surfaces of the exhaust pipe of the engine.

9. The foolproof mechanism for the exhaust pipe of the simple diesel engine as claimed in claim 8, wherein a support block penetrating through the positioning plate is fixed on one side of the positioning plate away from the exhaust pipe of the engine, an adjusting screw penetrating through the support block, the positioning plate and the pressing block is arranged inside the support block, a torsion spring is sleeved outside the adjusting screw and positioned between the inside of the support block and the pressing block, and adjusting nuts are arranged on two sides of the adjusting screw.