CN213411605U

CN213411605U - Fixing clamp for grinding of pressure plate of turbocharger

Info

Publication number: CN213411605U
Application number: CN202022522826.8U
Authority: CN
Inventors: 许振声
Original assignee: Lianyungang A Chips Precision Industry Co ltd
Current assignee: Lianyungang A Chips Precision Industry Co ltd
Priority date: 2020-11-04
Filing date: 2020-11-04
Publication date: 2021-06-11
Anticipated expiration: 2030-11-04

Abstract

The utility model discloses a mounting fixture for turbo charger clamp plate grinds, include the clamp plate of compriseing mainboard and curb plate, the curb plate is fixed the mainboard side, the mainboard reverse side is equipped with annular flange, the curb plate reverse side is equipped with the key, still including installing the mounting fixture on the lathe, mounting fixture is offered for spring clamp and its terminal surface and is used for inserting the mounting groove of clamp plate, the mounting groove includes circular kerve and keyway, circular kerve internal diameter with annular flange's external diameter phase-match works as annular flange is installed during circular kerve the key is shelved in the keyway, the mainboard openly leaves twice spaced sprue clout. Through setting up the mounting fixture who is used for inserting and fastening clamp plate to install mounting fixture on the numerically controlled lathe, improved the work efficiency of grinding, reduce the repetition work, can improve industry productivity simultaneously.

Description

Fixing clamp for grinding of pressure plate of turbocharger

Technical Field

The utility model belongs to the automobile parts machining field especially relates to a mounting fixture for turbo charger clamp plate grinds.

Background

The quality of the pressure plate for the turbocharger needs to be monitored after casting, such as flatness, roughness and the like. Due to the material property and temperature variation difference of the pressure plate, the phenomenon that redundant materials extend outwards easily occurs at the casting nozzle position after the pressure plate is cast, the pressure plate is out of specification and has poor quality, and therefore a manufacturer is usually required to grind redundant casting nozzle excess materials after the pressure plate is cast, and at most, the redundant materials are ground to be flat.

The grinding mode is changed from the initial manual cutting into the mode of putting the pressing plate into the clamp base for grinding, the mode of putting the pressing plate into the clamp base for grinding is the most common operation in the existing production, however, the casting nozzle excess materials are usually two times at intervals for the pressing plate, the existing clamp base is provided with a plurality of parallel slots (figure 1), the pressing plate is placed into the slots and then is ground through the grinding wheel, the casting nozzle excess materials are usually ground for three times, the first time of whole simultaneous coarse grinding is carried out, the second time and the third time of fine grinding are respectively carried out on the two casting nozzle excess materials, the working efficiency is very low, the labor is repeatedly wasted, the operation is inconvenient, and the burden is brought to staff operating the grinding wheel.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mounting fixture for turbo charger clamp plate grinds sets up the mounting fixture who is used for inserting and fastening the clamp plate to install mounting fixture on the numerical control lathe, improved the work efficiency of grinding, reduce the repetition work, can improve industry productivity simultaneously.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a mounting fixture for turbo charger clamp plate grinds, include the clamp plate of compriseing mainboard and curb plate, the curb plate is fixed the mainboard side, the mainboard reverse side is equipped with annular flange, the curb plate reverse side is equipped with the key, still including installing the mounting fixture on the lathe, mounting fixture is spring clamp and its terminal surface offer and is used for inserting the mounting groove of clamp plate, the mounting groove includes circular kerve and keyway, circular kerve internal diameter with the external diameter phase-match of annular flange works as annular flange is installed during the circular kerve, the key is shelved in the keyway, the mainboard openly leaves twice spaced sprue clout.

Mounting fixture sets up the mounting groove and is convenient for the clamp plate to insert, and the keyway is further spacing to the clamp plate in footpath with the cooperation of key, and the reverse side of mainboard is installed in the mounting groove, and the casting mouth clout protrusion is positive at the mainboard, and spring clamp is convenient for install the mainboard and is tightening up the stable mainboard of state at the state of relaxing, utilizes the lathe to grind from taking the instrument after the mainboard is fixed, and work efficiency is high, and the staff only places and takes the easy and simple to handle of clamp plate

The utility model discloses a further improvement scheme is, mainboard and curb plate integrated into one piece.

The utility model discloses a further improvement is, the front end of anchor clamps is seted up the mounting groove, the rear end of anchor clamps is installed on the lathe, the lathe is numerical control lathe.

The utility model discloses a further improvement is, mounting fixture's front end is seted up elasticity seam, rear end and is whole, elasticity seam process mounting fixture's axis sets up in axis department alternately, the centre of a circle of circular kerve with the crosspoint coincidence of elasticity seam.

The utility model discloses a further improvement scheme is, the keyway is seted up in two between the elasticity seam.

The utility model discloses a further improvement is, circular recess has openly been seted up to the mainboard, the tank bottom surface of circular recess with the bottom surface sharing of annular flange, the sprue clout is located circular recess both sides terminal surface.

The utility model discloses a further improvement is, the shaft hole has been seted up in the middle of the circular recess, the through-hole has still been seted up to the shaft hole side.

The utility model discloses a further improvement is, mounting hole is seted up along the axis to mounting fixture and run through to circular kerve, the main shaft on numerical control lathe is fixed in the mounting hole in-connection.

The utility model discloses a further improvement is, the mounting fixture outside is equipped with the cover shell of fixing on numerical control lathe, the main shaft for telescopic motion is to the cover shell.

The utility model discloses a further improvement scheme is, mounting fixture's rear end is the toper and its diameter is less than the front end.

Compared with the prior art, the utility model, the beneficial effect who brings has:

(1) the mounting fixture sets up the mounting groove and is convenient for the clamp plate to insert, and the keyway is further spacing to the clamp plate in footpath with the cooperation of key, and the reverse side of mainboard is installed in the mounting groove, and the casting mouth clout protrusion is positive at the mainboard, and spring clamp is convenient for install the mainboard and is tightening up the stable mainboard of state at the state of relaxing, and the mainboard is fixed the back and utilizes the lathe to grind from taking the instrument, and work efficiency is high, and the staff only places and take the easy and simple to handle of clamp plate, and the industry productivity improves.

(2) The circular bottom groove is arranged at the intersection of the elastic seam, namely, the circular bottom groove is coaxial with the fixing clamp, when the elastic seam is closed, the circular bottom groove is complete and clamps the annular flange, the stress is uniform, and the clamping effect is good.

(3) The keyway is located between two elasticity sews, and the elasticity state of elasticity seam can't influence the keyway, can effectively play limiting displacement.

(4) Be equipped with circular recess, the tank bottom surface of circular recess with the bottom surface sharing of annular flange, and the contact surface adsorption affinity between reducible clamp plate of existence and the mounting groove of cooperation shaft hole and through-hole, be convenient for installation and take.

(5) Through flexible cooperation between lead screw and the cover shell, the spring clamp loosens and inserts the clamp plate when the lead screw stretches out for the cover shell, and the spring clamp presss from both sides tight fixed pressing plate when the lead screw withdraws the cover shell, and it is convenient to use, and is fixed effectual.

(6) The diameter of the rear end of the fixing clamp is smaller than that of the front end of the fixing clamp and is conical, so that the fixing clamp is more convenient to install on a lathe.

Drawings

FIG. 1 is a schematic view of a fixture base in the prior art

FIG. 2 is a schematic structural view of the fixing clamp of the present invention

FIG. 3 is the schematic structural diagram of the fixing clamp mounting pressing plate of the present invention

FIG. 4 is a schematic view of the platen of FIG. 3 after polishing

FIG. 5 is a schematic view of the reverse side of the pressing plate

FIG. 6 is a schematic view of the reverse side of the pressing plate of FIG. 5

FIG. 7 is a front view of the pressing plate

FIG. 8 is a side view of FIG. 7

FIG. 9 is a schematic view of the structure of the fixing clip installed on the lathe

FIG. 10 is an enlarged view of a part of the structure of the mounting jig when it is mounted on the lathe

In the figure: 1-pressing plate: 11-main plate, 12-side plate, 13-annular flange, 14 key, 15-casting nozzle excess material, 16-circular groove and 17-shaft hole; 2-turning machine; 3-fixing a clamp: 31-round bottom groove, 32-key groove, 33-elastic seam; 4-a tool grinding mechanism; 5-a housing; 6-clamp base.

Detailed Description

The present invention will be further clarified by the following detailed description, which is to be understood as being given by way of illustration only, and not by way of limitation, of the scope of the invention, which, after reading the present invention, is intended to fall within the scope of the appended claims, as modified by those skilled in the art in various equivalent forms.

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

The fixing clamp 3 of the turbocharger pressing plate 1 comprises a pressing plate 1 consisting of a main plate 11 and a side plate 12, wherein the side plate 12 is integrally fixed on the side surface of the main plate 11, an annular flange 13 is arranged on the reverse surface of the main plate 11, a key 14 is arranged on the reverse surface of the side plate 12, the fixing clamp 3 is arranged on a numerical control lathe 2, the numerical control lathe in the scheme is a model CJK31636A, the rear end of the fixing clamp 3 is arranged on the numerical control lathe 2, the front end of the fixing clamp is used for installing the pressing plate 1, and a cutter grinding mechanism 4 is arranged on the numerical control lathe 2 corresponding to the fixing clamp 3. The fixing clamp 3 is a spring clamp, an installation groove for inserting the pressing plate 1 is formed in the end face of the fixing clamp, the installation groove comprises a circular bottom groove 31 and a key groove 32, the inner diameter of the circular bottom groove 31 is matched with the outer diameter of the annular flange 13, when the annular flange 13 is installed in the circular bottom groove 31, the key 14 is placed in the key groove 32, and two spaced casting nozzle remnants 15 are left on the front face of the main plate 11.

The fixing clamp 3 in the scheme is a spring clamp or a spring chuck in daily life, the front end of the fixing clamp 3 is provided with an elastic seam 33, and the rear end of the fixing clamp is a whole. The elastic seams 33 pass through the axis of the fixing clamp 3 and are arranged in a cross shape at the axis, the front end of the fixing clamp 3 is divided into four parts by the elastic seams 33, the four parts are the finished circular bottom groove 31 when being folded, the circle center of the circular bottom groove 31 is superposed with the cross point of the elastic seams 33, namely the circular bottom groove 31 is divided into four equal parts by the elastic seams 33, and the main plate 11 arranged in the circular bottom groove 31 is stressed uniformly when the fixing clamp 3 is folded. The key groove 32 is arranged between the two elastic seams 33, so that a good limiting effect can be obtained.

In the scheme, the front surface of the main plate 11 is provided with a circular groove 16, the bottom surface of the groove bottom of the circular groove 16 shares with the bottom surface of the annular flange 13, and the casting nozzle excess material 15 is located on the end surfaces of two sides of the circular groove 16. Shaft hole 17 has been seted up in the middle of the circular recess 16 and has run through to circular kerve 31, the main shaft on the digit control machine tool is fixed in the connection in shaft hole 17, the through-hole has still been seted up to shaft hole 17 side.

The rear end of the fixed clamp 3 is an arc shape with a cone part and a diameter smaller than the front end, the transition part between the cone part and the front end is an angle slope, a sleeve 5 is arranged on the outer side of the fixed clamp 3, the sleeve 5 is fixed on the numerically controlled lathe 2, the fixed clamp 3 is subjected to axial tension applied by the spindle to generate displacement relative to the sleeve 5, the elastic seam 33 is reduced and tightened under the constraint of the sleeve 5, and therefore the effect of fixing the pressing plate 1 is achieved, and the installation mode of the fixed clamp 3 is the conventional installation mode of the daily numerically controlled lathe 2.

The specific working mode is as follows: installing a fixing clamp 3 to a main shaft, inserting a pressing plate 1 into a mounting groove, wherein a main plate 11 is located in a circular bottom groove 31, a key 14 is located in a key groove 32, the fixing clamp 3 generates displacement relative to a sleeve shell 5 under the axial tension of the main shaft, an elastic seam 33 of the fixing clamp 3 is reduced under constraint, the circular bottom groove 31 is tightened up to clamp the main plate 11, the pressing plate 1 is fixed on a numerical control lathe 2, two casting nozzle remainders 15 face a cutter grinding mechanism 4 on the numerical control lathe 2, the casting nozzle remainders 15 on the pressing plate 1 can be ground at one time, and the actual productivity is doubled and remains for three times of grinding with a clamp base 6.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A mounting fixture for turbo charger clamp plate grinds, include clamp plate (1) of constituteing by mainboard (11) and curb plate (12), curb plate (12) are fixed mainboard (11) side, mainboard (11) reverse side is equipped with annular flange (13), curb plate (12) reverse side is equipped with key (14), its characterized in that: still including installing mounting fixture (3) on lathe (2), mounting fixture (3) are spring clamp and its terminal surface offer and are used for inserting the mounting groove of clamp plate (1), the mounting groove includes circular kerve (31) and keyway (32), circular kerve (31) internal diameter with the external diameter phase-match of annular flange (13), work as annular flange (13) are installed when circular kerve (31), key (14) are shelved in keyway (32), mainboard (11) openly leave twice spaced sprue clout (15).

2. The fixture for grinding a turbocharger pressure plate according to claim 1, wherein: the main plate (11) and the side plate (12) are integrally formed.

3. The fixture for grinding a turbocharger pressure plate according to claim 1, wherein: the front end of the clamp is provided with the mounting groove, the rear end of the clamp is mounted on a lathe (2), and the lathe (2) is a numerically controlled lathe (2).

4. The fixture for grinding a turbocharger pressure plate according to claim 1, wherein: the front end of the fixed clamp (3) is provided with an elastic seam (33), the rear end of the fixed clamp is integrated, the elastic seam (33) passes through the axis of the fixed clamp (3) and is arranged at the axis in a crossed mode, and the circle center of the circular bottom groove (31) is overlapped with the crossed point of the elastic seam (33).

5. The holding jig for grinding a turbocharger pressure plate according to claim 4, characterized in that: the key groove (32) is arranged between the two elastic seams (33).

6. The holding jig for grinding a turbocharger pressure plate according to claim 5, characterized in that: circular recess (16) have been seted up in mainboard (11) front, the tank bottom surface of circular recess (16) with the bottom surface sharing of annular flange (13), sprue clout (15) are located circular recess (16) both sides terminal surface.

7. The fixture for grinding a turbocharger pressure plate according to claim 6, wherein: shaft hole (17) have been seted up in the middle of circular recess (16), through-hole has still been seted up to shaft hole (17) side.

8. The fixture for grinding a turbocharger pressure plate according to claim 7, wherein: and the fixing clamp (3) is provided with a mounting through hole along the axis and penetrates through the circular bottom groove (31), and the mounting through hole is internally connected with a main shaft fixed on the numerical control lathe (2).

9. The fixture for grinding a turbocharger pressure plate according to claim 8, wherein: and a sleeve shell (5) fixed on the numerically controlled lathe (2) is arranged on the outer side of the fixed clamp (3), and the main shaft moves telescopically relative to the sleeve shell (5).

10. The fixture for grinding a turbocharger pressure plate according to claim 9, wherein: the rear end of the fixing clamp (3) is conical and the diameter of the fixing clamp is smaller than that of the front end of the fixing clamp.