CN218284655U - Special clamp for producing motorcycle cylinder body - Google Patents

Abstract

The utility model discloses a special fixture is used in production of motorcycle cylinder body, install the fixing base in base surface both sides including base and symmetry, the base mid-mounting has sharp push rod, the layer board is installed at sharp push rod top, the layer board middle part is equipped with the spud pile, processing has coaxial shaft hole on two fixing bases, the shaft hole endotheca is equipped with the square shaft, install the cylinder on two fixing base lateral walls back on the back mutually, the end that stretches out of cylinder is through even axle sleeve suit on the square shaft that corresponds, the chuck is installed to the tip that two square shafts are relative, the cover is equipped with driven chain dish on the square shaft in the fixing base. The utility model discloses a set up the fixing base on the bottom plate to installation square shaft on the fixing base utilizes the cylinder can drive the epaxial chuck of square shaft and carry the motorcycle cylinder body, and the square shaft can realize the switching-over of motorcycle cylinder body through the rotation simultaneously, sets up the layer board in addition on the bottom plate, can provide bearing force when processing center adds man-hour, guarantees the machining precision.

Description

Special clamp for producing motorcycle cylinder body

Technical Field

The utility model relates to a motorcycle cylinder body production field especially relates to a special fixture is used in motorcycle cylinder body production.

Background

The motorcycle cylinder body is a main device on a motorcycle and is matched with a piston to provide power for driving the motorcycle, the conventional motorcycle cylinder body needs to be further processed after being formed, in order to reduce the influence of manual processing on the precision and the efficiency of the motorcycle cylinder body production, the conventional processing is mainly realized by adopting an automatic assembly line, namely, a workpiece is firstly put into a lathe by utilizing a manipulator, the excircle of a piston hole of the motorcycle cylinder body is turned by utilizing the lathe, then the motorcycle cylinder body is taken out from the lathe by the manipulator and is reversed and then is arranged on a milling machine to perform milling processing of the other side, the production mode needs to clamp for many times, the production speed of the motorcycle cylinder body is difficult to increase again, if the processing center is adopted for processing, the one-time processing of the motorcycle cylinder body can be realized, the clamping times of the motorcycle cylinder body can be effectively reduced, the production efficiency of the motorcycle cylinder body is further increased, but the clamp of the conventional processing center is not suitable for clamping the motorcycle cylinder body, and therefore, a new clamp needs to be designed in order to adapt to the processing of the motorcycle cylinder body of the processing center.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a special fixture is used in motorcycle cylinder body production, this special fixture can adapt to the needs through machining center production motorcycle cylinder body to improve the production efficiency of motorcycle cylinder body.

The utility model aims at realizing through the following technical scheme:

the utility model provides a special fixture is used in production of motorcycle cylinder body, includes that base and symmetry install the fixing base in base surface both sides, and the base middle part between two fixing bases is vertical installs sharp push rod, and the layer board that the level set up is installed at sharp push rod top, layer board surface middle part is equipped with the spud, processes on two fixing bases have the shaft hole of coaxial setting, all overlaps in every shaft hole to be equipped with rotatable square shaft, installs the cylinder parallel with the square shaft on the lateral wall that two fixing bases were carried on the back mutually, and the end that stretches out of cylinder is through the axle sleeve suit on the square shaft that corresponds, and the chuck with motorcycle cylinder body outer wall profile adaptation is installed to the relative tip of two square shafts, fixing base cavity, the square shaft in the fixing base is equipped with driven chain dish on the cover, installs servo motor on the bottom plate, and servo motor's output shaft stretches into the fixing base and installs the initiative chain dish that aligns with driven chain dish, and is equipped with the chain on initiative chain dish and the driven chain dish.

The connecting shaft sleeve comprises a rectangular plate and a square hole bearing arranged on the rectangular plate, the extending end of the cylinder is fixed on the rectangular plate outside the square hole bearing, and limiting plates are arranged on square shafts on two sides of the rectangular plate.

The chuck is C type, V type or U type, the lateral wall fixed connection at square shaft and chuck middle part, the inboard processing of chuck has many spacing.

A square hole sleeve in clearance fit with the square shaft is machined in the middle of the driven chain disc, and two ends of the square hole sleeve are mounted in the shaft hole through bearings.

A plurality of liquid leakage holes are uniformly processed on the supporting plate, and the positioning piles are hollowed.

The utility model provides a special fixture is used in production of motorcycle cylinder body has beneficial effect is:

(1) The fixing seat is arranged on the bottom plate, the square shaft capable of clamping the motorcycle cylinder body is arranged on the fixing seat, the cylinder can be used for driving the chuck on the square shaft to clamp the motorcycle cylinder body, meanwhile, the square shaft can realize the reversing of the motorcycle cylinder body through rotation so as to adapt to the processing of different parts of the motorcycle cylinder body, in addition, the supporting plate for supporting the motorcycle cylinder body is arranged on the bottom plate between the fixing seats, the supporting force can be provided during the processing of a processing center, the pressure of the square shaft is reduced on one hand, the stability of clamping the motorcycle cylinder body can be improved on the other hand, and the processing precision is ensured;

(2) By arranging the connecting shaft sleeve, the cylinder can be used for driving the square shaft to move relatively so as to clamp the motorcycle cylinder body, and meanwhile, the square hole bearing on the connecting shaft sleeve can not influence the cylinder when the square shaft rotates;

(3) The limiting strip is arranged on the inner side of the chuck, so that the limiting strip can be attached to the radiating fin on the outer wall of the motorcycle cylinder body when the motorcycle cylinder body is clamped, and the stability of the motorcycle cylinder body during clamping is ensured;

(4) The driven chain plate is provided with the square hole sleeve in clearance fit with the square shaft, so that the square shaft can move conveniently, and a motorcycle cylinder body can be clamped conveniently;

(5) By processing the leakage hole on the supporting plate and processing the positioning pile into a hollow shape, the cutting fluid can be conveniently and smoothly discharged from the piston hole of the motorcycle cylinder body when the motorcycle cylinder body is processed, and therefore the processing precision of the motorcycle cylinder body is prevented from being influenced by burrs mixed in the cutting fluid.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram provided in the embodiment of the present invention.

Fig. 2 is a schematic view of an internal structure provided by an embodiment of the present invention.

Fig. 3 is a schematic structural view of the coupling sleeve according to an embodiment of the present invention.

Fig. 4 is a schematic top view of a chuck according to an embodiment of the present invention.

Reference numerals: 1. a base; 2. a fixed seat; 21. a shaft hole; 3. a linear push rod; 4. a support plate; 41. a weep hole; 42. positioning a pile; 5. a square shaft; 51. a chuck; 52. a limiting strip; 53. a limiting plate; 6. a cylinder; 7. a coupling sleeve; 71. a rectangular plate; 72. a square-hole bearing; 8. a driven chain wheel; 81. a square hole sleeve; 82. a bearing; 83. a servo motor; 84. a drive chain plate; 85. and a chain.

Detailed Description

Examples

As shown in fig. 1 to 4, the special fixture for producing a motorcycle cylinder provided by this embodiment includes a base 1 and fixing bases 2 symmetrically installed on two sides of the surface of the base 1, a linear push rod 3 is vertically installed in the middle of the base 1 between the two fixing bases 2, a horizontally arranged support plate 4 is installed on the top of the linear push rod 3, the support plate 4 is used for providing a supporting force when the motorcycle cylinder is processed, a positioning pile 42 is installed in the middle of the surface of the support plate 4, in order to discharge cutting fluid in time, a plurality of fluid leaking holes 41 are uniformly processed on the support plate 4, the positioning pile 42 is hollow, which can prevent burrs mixed in the cutting fluid from affecting the processing precision of a processing center, coaxial shaft holes 21 are processed on the two fixing bases 2, a rotatable square shaft 5 is sleeved in each shaft hole 21, and a cylinder 6 parallel to the square shaft 5 is installed on the opposite side walls of the two fixing bases 2, the extension end of the cylinder 6 is sleeved on the corresponding square shaft 5 through a connecting shaft sleeve 7, the connecting shaft sleeve 7 comprises a rectangular plate 71 and a square hole bearing 72 arranged on the rectangular plate 71, the extension end of the cylinder 6 is fixed on the rectangular plate 71 on the outer side of the square hole bearing 72, limit plates 53 are arranged on the square shafts 5 on two sides of the rectangular plate 71, when the cylinder 6 extends and retracts, the rectangular plate 71 pushes the limit plates 53 to drive the square shaft 5 to move in the shaft hole 21, chucks 51 matched with the outer wall profiles of the motorcycle cylinder body are arranged at the opposite end parts of the two square shafts 5, the motorcycle cylinder body is clamped through the chucks 51 when the square shafts 5 move, in order to ensure the clamping stability, the chucks 51 are C-shaped, V-shaped or U-shaped, the square shafts 5 are fixedly connected with the outer side wall in the middle of the chucks 51, a plurality of limit strips 52 are processed on the inner side of the chucks 51, and the limit strips 52 are inserted between the radiating fins of the motorcycle cylinder body under the action of the cylinder 6, the motorcycle cylinder body fixing device is used for fixing a motorcycle cylinder body, and is convenient for rotation of the motorcycle cylinder body, the fixing base 2 is hollow, a driven chain disc 8 is sleeved on a square shaft 5 in the fixing base 2, a square hole sleeve 81 in clearance fit with the square shaft 5 is processed in the middle of the driven chain disc 8, two ends of the square hole sleeve 81 are installed in a shaft hole 21 through bearings 82, a servo motor 83 is installed on a bottom plate, an output shaft of the servo motor 83 extends into the fixing base 2 and is provided with a driving chain disc 84 aligned with the driven chain disc 8, and a chain 85 is sleeved on the driving chain disc 84 and the driven chain disc 8.

The utility model discloses a use method is:

when the motorcycle cylinder body clamping device is used, a motorcycle cylinder body is placed on a supporting plate 4 by a mechanical arm, a positioning pile 42 on the supporting plate 4 is inserted into a piston hole on the motorcycle cylinder body, then a cylinder 6 retracts and drives two square shafts 5 to move relatively, a chuck 51 on the square shaft 5 clamps a radiating fin on the outer wall of the motorcycle cylinder body, then a machining center machines one surface of the motorcycle cylinder body, after machining is completed, a linear push rod 3 drives the supporting plate 4 to move downwards, then an output shaft of a servo motor 83 rotates, a driving chain disc 84 drives a driven chain disc 8 to rotate 180 degrees through a chain 85, so that the motorcycle cylinder body is turned over, then the linear push rod 3 drives the supporting plate 4 to move upwards, the positioning pile 42 is inserted into the piston hole of the motorcycle cylinder body, then the machining center continues machining the motorcycle cylinder body, after machining is completed, the cylinder 6 extends out, the chuck 51 on the square shaft 5 loosens the motorcycle cylinder body, the motorcycle cylinder body after machining is taken out by the mechanical arm, the motorcycle cylinder body after machining is adopted, the clamping device is matched with the machining center, machining center can be completed at one step, the clamping device, the number of the motorcycle cylinder body can be reduced, and the load of the motorcycle cylinder body can be reduced, so that the machining precision of the square shaft is ensured.

The above is only the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any modification and replacement based on the technical solution and the utility model provided by the present invention should be covered within the protection scope of the present invention. It should be noted that structures or components illustrated in the drawings are not necessarily drawn to scale, and descriptions of well-known components and processing techniques and technologies are omitted to avoid unnecessarily limiting the invention.

Claims (5)

1. The utility model provides a special fixture is used in production of motorcycle cylinder body which characterized in that: the fixing bases are symmetrically installed on two sides of the surface of the base, a linear push rod is vertically installed in the middle of the base between the two fixing bases, a supporting plate which is horizontally arranged is installed at the top of the linear push rod, a positioning pile is arranged in the middle of the surface of the supporting plate, shaft holes which are coaxially arranged are machined in the two fixing bases, a rotary square shaft is sleeved in each shaft hole, a cylinder which is parallel to the square shaft is installed on the side wall, back to back, of each fixing base, the stretching end of the cylinder is sleeved on the corresponding square shaft through a connecting shaft sleeve, a chuck which is matched with the outline of the outer wall of a motorcycle body is installed at the end part, opposite to the two square shafts, of each fixing base, a driven chain disc is sleeved on the square shaft in each fixing base, a servo motor is installed on a bottom plate, an output shaft of the servo motor stretches into the fixing bases and is provided with a driving chain disc which is aligned with the driven chain disc, and a chain is sleeved on the driving chain disc and the driven chain disc.

2. The special fixture for motorcycle cylinder production according to claim 1, characterized in that: the connecting shaft sleeve comprises a rectangular plate and a square hole bearing arranged on the rectangular plate, the extending end of the cylinder is fixed on the rectangular plate outside the square hole bearing, and limiting plates are arranged on square shafts on two sides of the rectangular plate.

3. The special fixture for producing the motorcycle cylinder body according to claim 1, characterized in that: the chuck is C type, V type or U type, the lateral wall fixed connection at square shaft and chuck middle part, the inboard processing of chuck has many spacing.

4. The special fixture for producing the motorcycle cylinder body according to claim 1, characterized in that: a square hole sleeve in clearance fit with the square shaft is machined in the middle of the driven chain disc, and two ends of the square hole sleeve are mounted in the shaft hole through bearings.

5. The special fixture for producing the motorcycle cylinder body according to claim 1, characterized in that: a plurality of liquid leakage holes are uniformly processed on the supporting plate, and the positioning piles are hollowed.

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