CN210121772U

CN210121772U - Multifunctional cooling type clamping tool in numerical control machining process of crankshaft

Info

Publication number: CN210121772U
Application number: CN201920837547.5U
Authority: CN
Inventors: 王襄; 金丽; 朱献忠
Original assignee: Hubei Zanbo Information Technology Co Ltd
Current assignee: Hubei Zanbo Information Technology Co Ltd
Priority date: 2019-06-05
Filing date: 2019-06-05
Publication date: 2020-03-03
Anticipated expiration: 2029-06-05

Abstract

The utility model provides a multifunctional cooling type clamping tool in the numerical control machining process of a crankshaft, which comprises a threaded clamping shaft and a rotating wheel; the extension adjusting rod is of a long rod-shaped structure and is arranged at the right end of the main body; the width adjusting bolts are arranged at two positions, the two width adjusting bolts are in threaded connection with the top of the main body, and the bottoms of the width adjusting bolts are pressed on the end surface of the top of the extension adjusting rod; the C-shaped fixing rings are respectively arranged at the top of the left side of the main body and the top of the right side of the extension adjusting rod; the height adjusting bolts are divided into a left group and a right group; the C-shaped fixing rings are attached to the outer portions of the left end and the right end of the crankshaft, the thread clamping shafts on the tops of the C-shaped fixing rings are rotated, the heights of the arc-shaped pressing blocks at the bottoms of the thread clamping shafts are adjusted, the bottoms of the arc-shaped pressing blocks are pressed on the top end face of the crankshaft, the fixing clamping operation of the left end and the right end of the crankshaft is achieved, and the stability of the crankshaft during rotating processing is guaranteed.

Description

Multifunctional cooling type clamping tool in numerical control machining process of crankshaft

Technical Field

The utility model belongs to the technical field of the bent axle processing, more specifically say, in particular to multi-functional cooled centre gripping frock in bent axle numerical control course of working.

Background

The shaft is the most important component in the engine; the crankshaft is used for bearing the force transmitted by the connecting rod, converting the force into torque, outputting the torque through the crankshaft and driving other accessories on the engine to work; the crankshaft is subjected to the combined action of centrifugal force of rotating mass, gas inertia force with periodic change and reciprocating inertia force, so that the crankshaft is subjected to the action of bending and twisting load; the crankshaft clamping tool can refer to the patent No. CN208854215U and mainly comprises a fixed base, a first clamping mechanism, a second clamping mechanism and a third clamping mechanism, wherein a first supporting column is fixed at the left end of the bottom of the fixed base, a second supporting column is fixed at the right end of the bottom of the fixed base, a cross beam is fixed between the first supporting column and the second supporting column, a sliding track is arranged on the upper side of the fixed base, and a first clamping plate body is arranged on the upper side of the sliding track; the crankshaft clamping tool can refer to the patent No. CN205254622U, and mainly comprises a bottom plate, a support frame and a workbench which are fixed on equipment, wherein the support frame is vertically fixed on the bottom plate, the workbench is fixedly arranged on the support frame, the crankshaft clamping tool is characterized by also comprising two groups of fixing parts which are arranged side by side, the two groups of fixing parts respectively comprise an air cylinder, a push block, a pressing block, a supporting block and a V-shaped block, the air cylinder is fixed on the bottom surface of the workbench, the push block is fixedly connected with an air cylinder piston rod, the supporting block is vertically fixed on the top surface of the workbench, one end of the pressing block is hinged with the push block, the middle part of the pressing block is hinged with the supporting block, the other end of the pressing block; when the existing similar clamping tool for numerical control machining of the crankshaft is used, the self-adjustable effect of the clamping tool is poor, and the clamping tool cannot be effectively suitable for fixing and clamping requirements of crankshafts of different specifications; moreover, the functions are simplified, the high-temperature cooling effect generated during crankshaft machining is poor, and the crankshaft machining quality is easily influenced.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides a multifunctional cooling type clamping tool in the crankshaft numerical control machining process, which aims to solve the problem that when the existing similar clamping tool for crankshaft numerical control machining is used, the effect of adjusting the clamping tool is poor, and the clamping tool cannot be effectively suitable for the fixed clamping requirements of crankshafts with different specifications; moreover, the functions are simplified, the high-temperature cooling effect generated during the crankshaft machining is poor, and the crankshaft machining quality is easily influenced.

The utility model discloses the purpose and the efficiency of multi-functional cooled centre gripping frock in the bent axle numerical control course of working are reached by following concrete technological means:

a multifunctional cooling type clamping tool in the numerical control machining process of a crankshaft comprises a main body, an extension adjusting rod, a width adjusting bolt, a C-shaped fixing ring, a height adjusting bolt, a liquid supply pipe, a fan-shaped spray head, an arc-shaped pressing block, a threaded clamping shaft and a rotating wheel; the extension adjusting rod is of a long rod-shaped structure and is arranged at the right end of the main body; the width adjusting bolts are arranged at two positions, the two width adjusting bolts are in threaded connection with the top of the main body, and the bottoms of the width adjusting bolts are pressed on the end surface of the top of the extension adjusting rod; the C-shaped fixing rings are respectively arranged at the top of the left side of the main body and the top of the right side of the extension adjusting rod; the height adjusting bolts are divided into a left group and a right group, the two groups of height adjusting bolts are respectively in threaded connection with the inside of the top of the main body and the inside of the top of the extension adjusting rod, and one end of each height adjusting bolt is attached to the outer wall of the bottom of the C-shaped fixing ring; the liquid supply pipe is horizontally arranged on the end face of the rear side of the main body and is communicated with an external cutting liquid supply pipeline; the fan-shaped spray head is communicated with the liquid supply pipe and is positioned on the rear side of the top of the main body; the thread clamping shafts are arranged at two positions, the two thread clamping shafts are respectively in threaded connection with the tops of the two C-shaped fixing rings, and the arc-shaped pressing block is arranged at the bottom of the thread clamping shafts.

Further, the arc-shaped pressing block is rotatably connected to the bottom of the threaded clamping shaft, and the threaded clamping shaft is in threaded connection with the top of the C-shaped fixing ring; the arc-shaped pressing blocks are arranged at two positions, and the two arc-shaped pressing blocks are respectively positioned inside the two C-shaped fixing rings.

Further, the runners are divided into an upper group and a lower group, and the two groups of runners are respectively rotatably installed on the arc-shaped end face at the bottom of the C-shaped fixing ring and the arc-shaped end face at the bottom of the arc-shaped pressing block.

Furthermore, the C-shaped fixing rings are arranged at two positions, the bottoms of the C-shaped fixing rings are of columnar structures, and the bottoms of the two C-shaped fixing rings are respectively connected in the top of the main body in a sliding mode and in the top of the extension adjusting rod in a sliding mode.

Furthermore, the bottom of the main body is cylindrical and hollow, and the left end of the extension adjusting rod is connected inside the main body in a sliding manner.

Furthermore, fan-shaped shower nozzle is total three, and three fan-shaped shower nozzles all are the slope form of slope upwards and install in the feed pipe outside to fan-shaped shower nozzle spout position is towards the solid fixed ring bottom of C shape.

Compared with the prior art, the utility model discloses following beneficial effect has:

the arrangement of the C-shaped fixing ring and the arc-shaped pressing block is beneficial to attaching the C-shaped fixing ring to the outer portions of the left end and the right end of the crankshaft, rotating the thread clamping shaft at the top of the C-shaped fixing ring, adjusting the height of the arc-shaped pressing block at the bottom of the thread clamping shaft, and pressing the bottom of the arc-shaped pressing block on the end surface of the top of the crankshaft, so that the fixed clamping operation of the left end and the right end of the crankshaft is realized, and the stability; and the setting of cooperation runner can be when C shape is fixed ring and arc briquetting carries out the centre gripping fixed to both ends about the bent axle, rotates through the runner, when reducing the bent axle and rotate with the solid fixed ring of C shape and the arc briquetting between the coefficient of friction, when the guarantee bent axle rotates, the solid fixed ring of C shape and arc briquetting are to the fixed centre gripping effect of bent axle.

The arrangement of the sliding connection at the bottom of the C-shaped fixing ring is beneficial to adjusting the height of the C-shaped fixing ring according to the diameter specification of the crankshaft to be processed, so that a rotating wheel arranged in the C-shaped fixing ring can be attached to the end surface of the bottom of the crankshaft, and the C-shaped fixing ring is better suitable for fixing and clamping the crankshafts with different diameter specifications; the main body is matched with the extension adjusting rod in a sliding connection mode; can adjust two C shape stationary rings interval width according to required processing crankshaft length specification, make the solid fixed ring of right side C shape inside runner of installing can laminate in the required fixed centre gripping position department of bent axle right-hand member, better satisfying in the fixed centre gripping demand of different length specification bent axles.

3. The fan-shaped spray heads are favorable for spraying the cutting fluid in the fluid supply pipe to the outer wall of the crankshaft in an inclined manner through the fan-shaped spray heads when the crankshaft rotates to process, so that the processing part of the crankshaft is cooled, and the processing quality of the crankshaft is guaranteed.

Drawings

Fig. 1 is a schematic axial view of the present invention.

Fig. 2 is a schematic view of the axial connection structure of the main body and the extension adjusting rod of the present invention.

Fig. 3 is a schematic axial view of the main body of the present invention.

Fig. 4 is an axial view structural diagram of the C-shaped retaining ring of the present invention.

Fig. 5 is a schematic view of the bottom axial view structure of the arc-shaped pressing block of the present invention.

Fig. 6 is an axial view structure diagram of the fan-shaped nozzle of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a main body; 2. extending the adjusting rod; 3. a width adjustment bolt; 4. a C-shaped fixing ring; 5. a height adjustment bolt; 6. a liquid supply tube; 7. a fan-shaped spray head; 8. an arc-shaped pressing block; 9. a threaded clamping shaft; 10. a rotating wheel.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 6:

the utility model provides a multifunctional cooling type clamping tool in the numerical control machining process of a crankshaft, which comprises a main body 1, an extension adjusting rod 2, a width adjusting bolt 3, a C-shaped fixing ring 4, a height adjusting bolt 5, a liquid supply pipe 6, a fan-shaped spray head 7, an arc-shaped pressing block 8, a threaded clamping shaft 9 and a runner 10; the extension adjusting rod 2 is of a long rod-shaped structure, and the extension adjusting rod 2 is arranged at the right end of the main body 1; the width adjusting bolts 3 are arranged at two positions, the two width adjusting bolts 3 are in threaded connection with the top of the main body 1, and the bottoms of the width adjusting bolts 3 are pressed on the end face of the top of the extension adjusting rod 2; the C-shaped fixing rings 4 are respectively arranged at the top of the left side of the main body 1 and the top of the right side of the extension adjusting rod 2; the height adjusting bolts 5 are divided into a left group and a right group, the two groups of height adjusting bolts 5 are respectively in threaded connection with the inside of the top of the main body 1 and the inside of the top of the extension adjusting rod 2, and one end of each height adjusting bolt 5 is attached to the outer wall of the bottom of the C-shaped fixing ring 4; the liquid supply pipe 6 is horizontally arranged on the end face of the rear side of the main body 1, and the liquid supply pipe 6 is communicated with an external cutting liquid supply pipeline; the fan-shaped spray head 7 is communicated with the liquid supply pipe 6, and the fan-shaped spray head 7 is positioned at the rear side of the top of the main body 1; the threaded clamping shafts 9 are arranged at two positions, the two threaded clamping shafts 9 are respectively in threaded connection with the tops of the two C-shaped fixing rings 4, and the arc-shaped pressing block 8 is arranged at the bottom of the threaded clamping shafts 9.

The arc-shaped pressing block 8 is rotatably connected to the bottom of the threaded clamping shaft 9, and the threaded clamping shaft 9 is in threaded connection with the top of the C-shaped fixing ring 4; the arc-shaped pressing blocks 8 are arranged at two positions, and the two arc-shaped pressing blocks 8 are respectively positioned inside the two C-shaped fixing rings 4; the concrete effect can make both ends be located the solid fixed ring 4 tops of two C shapes about the bent axle to rotate solid fixed ring 4 tops screw thread clamp shaft 9 of C shape, highly adjust screw thread clamp shaft 9 bottom arc briquetting 8, make 8 pressfittings in arc briquetting bottom on bent axle top end face, realize the fixed centre gripping operation in both ends about the bent axle, the stability of guarantee bent axle rotation man-hour.

The rotating wheels 10 are divided into an upper group and a lower group, and the two groups of rotating wheels 10 are respectively rotatably arranged on the arc-shaped end surface at the bottom of the C-shaped fixed ring 4 and the arc-shaped end surface at the bottom of the arc-shaped pressing block 8; the concrete effect can be when solid fixed ring 4 of C shape and arc briquetting 8 are clamped respectively outside the bent axle, make the solid fixed ring 4 of C shape and the inside runner 10 of installing of arc briquetting 8 laminate on the bent axle outside end face, rotate through runner 10, reduce the bent axle when rotating with the solid fixed ring 4 of C shape and arc briquetting 8 between the coefficient of friction, when the guarantee bent axle rotates, the solid fixed ring 4 of C shape and arc briquetting 8 are to the fixed centre gripping effect of bent axle.

The C-shaped fixing rings 4 are arranged at two positions in total, the bottoms of the C-shaped fixing rings 4 are of columnar structures, and the bottoms of the two C-shaped fixing rings 4 are respectively connected into the top of the main body 1 and the top of the extension adjusting rod 2 in a sliding mode; the concrete effect can be according to required processing bent axle diameter specification, 4 high regulations on the solid fixed ring of C shape, makes the solid fixed ring of C shape 4 inside runner 10 of installing can laminate on bent axle bottom terminal surface, the better fixed centre gripping operation of different diameter specification bent axles that is applicable to.

The bottom of the main body 1 is cylindrical and hollow, and the left end of the extension adjusting rod 2 is connected to the inside of the main body 1 in a sliding manner; the concrete effect can be according to required processing crankshaft length specification, extends the shrink to extension regulation pole 2, realizes adjusting two solid fixed ring 4 interval widths of C shape, makes the solid fixed ring 4 inside runner 10 of installing of right side C shape can laminate in the required fixed centre gripping position department of bent axle right-hand member, better satisfying in the fixed centre gripping demand of different length specification bent axles.

The fan-shaped spray heads 7 are arranged at three positions, the three fan-shaped spray heads 7 are all arranged outside the liquid supply pipe 6 in an upward inclined mode, and the nozzle parts of the fan-shaped spray heads 7 face the bottom of the C-shaped fixing ring 4; the concrete effect can be when the bent axle rotates to add man-hour, with the inside cutting fluid of feed pipe 6 through fan-shaped shower nozzle 7 spray to the bent axle outer wall on, cool off bent axle processing position, guarantee bent axle processingquality.

The specific use mode and function of the embodiment are as follows:

when the utility model is used, the staff slide-connects the extension adjusting rod 2 on the right side of the main body 1 according to the length of the crankshaft to be processed, and fixes the extension adjusting rod 2 through the width adjusting bolt 3 after the adjustment is finished; next, the height of the two C-shaped fixing rings 4 is adjusted by a worker according to the diameter of the crankshaft to be machined, so that the rotating wheels 10 arranged in the C-shaped fixing rings 4 can be attached to the left end and the right end of the end face of the bottom of the crankshaft, and the clamping fixture is better suitable for fixing and clamping crankshafts with different diameters; then, a worker rotates the thread clamping shaft 9 at the top of the C-shaped fixing ring 4 to adjust the height of the arc-shaped pressing block 8 at the bottom of the thread clamping shaft 9, so that the rotating wheel 10 installed at the bottom of the arc-shaped pressing block 8 is pressed on the end surface of the top of the crankshaft, fixed clamping operation on the left end and the right end of the crankshaft is realized, and the stability of the crankshaft during rotating processing is guaranteed; the staff can start numerical control processing equipment and carry out the processing operation to the bent axle, and when numerical control processing equipment was to the bent axle processing, fan-shaped shower nozzle 7 was sprayed the inside cutting fluid of feed pipe 6 to the bent axle outer wall on, cools off bent axle processing position, the guarantee bent axle processingquality.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a multi-functional cooled centre gripping frock in bent axle numerical control course of working which characterized in that: the multifunctional cooling type clamping tool in the crankshaft numerical control machining process comprises a main body (1), an extension adjusting rod (2), a width adjusting bolt (3), a C-shaped fixing ring (4), a height adjusting bolt (5), a liquid supply pipe (6), a fan-shaped spray head (7), an arc-shaped pressing block (8), a threaded clamping shaft (9) and a rotating wheel (10); the extension adjusting rod (2) is of a long rod-shaped structure, and the extension adjusting rod (2) is arranged at the right end of the main body (1); the width adjusting bolts (3) are arranged at two positions, the two width adjusting bolts (3) are in threaded connection with the top of the main body (1), and the bottoms of the width adjusting bolts (3) are pressed on the end surface of the top of the extension adjusting rod (2); the C-shaped fixing rings (4) are respectively arranged at the top of the left side of the main body (1) and the top of the right side of the extension adjusting rod (2); the height adjusting bolts (5) are divided into a left group and a right group, the two groups of height adjusting bolts (5) are respectively in threaded connection with the inside of the top of the main body (1) and the inside of the top of the extension adjusting rod (2), and one end of each height adjusting bolt (5) is attached to the outer wall of the bottom of the C-shaped fixing ring (4); the liquid supply pipe (6) is horizontally arranged on the end face of the rear side of the main body (1), and the liquid supply pipe (6) is communicated with an external cutting liquid supply pipeline; the fan-shaped spray head (7) is communicated with the liquid supply pipe (6), and the fan-shaped spray head (7) is positioned on the rear side of the top of the main body (1); the thread clamping shafts (9) are arranged at two positions, the two thread clamping shafts (9) are respectively in threaded connection with the tops of the two C-shaped fixing rings (4), and the arc-shaped pressing block (8) is arranged at the bottom of the thread clamping shafts (9).

2. The multifunctional cooling type clamping tool in the numerical control machining process of the crankshaft as claimed in claim 1, is characterized in that: the arc-shaped pressing block (8) is rotatably connected to the bottom of the threaded clamping shaft (9), and the threaded clamping shaft (9) is in threaded connection with the top of the C-shaped fixing ring (4); the arc-shaped pressing block (8) is provided with two positions, and the two arc-shaped pressing blocks (8) are respectively positioned inside the two C-shaped fixing rings (4).

3. The multifunctional cooling type clamping tool in the numerical control machining process of the crankshaft as claimed in claim 1, is characterized in that: the rotating wheels (10) are divided into an upper group and a lower group, and the two groups of rotating wheels (10) are respectively rotatably installed on the arc-shaped end surface at the bottom of the C-shaped fixing ring (4) and the arc-shaped end surface at the bottom of the arc-shaped pressing block (8).

4. The multifunctional cooling type clamping tool in the numerical control machining process of the crankshaft as claimed in claim 1, is characterized in that: the C-shaped fixing rings (4) are arranged at two positions, the bottoms of the C-shaped fixing rings (4) are of columnar structures, and the bottoms of the two C-shaped fixing rings (4) are respectively connected in the top of the main body (1) in a sliding mode and in the top of the extension adjusting rod (2) in a sliding mode.

5. The multifunctional cooling type clamping tool in the numerical control machining process of the crankshaft as claimed in claim 1, is characterized in that: the bottom of the main body (1) is cylindrical and hollow, and the left end of the extension adjusting rod (2) is connected inside the main body (1) in a sliding mode.

6. The multifunctional cooling type clamping tool in the numerical control machining process of the crankshaft as claimed in claim 1, is characterized in that: the fan-shaped spray heads (7) are arranged at three positions, the three fan-shaped spray heads (7) are arranged outside the liquid supply pipe (6) in an upward inclined mode, and the nozzle positions of the fan-shaped spray heads (7) face the bottom of the C-shaped fixing ring (4).