CN216098493U

CN216098493U - Camshaft measuring fixture

Info

Publication number: CN216098493U
Application number: CN202122067880.2U
Authority: CN
Inventors: 余佳娥; 杨超林; 黄云飞
Original assignee: SAIC GM Wuling Automobile Co Ltd
Current assignee: SAIC GM Wuling Automobile Co Ltd
Priority date: 2021-08-30
Filing date: 2021-08-30
Publication date: 2022-03-22
Anticipated expiration: 2031-08-30

Abstract

The utility model provides a camshaft measuring clamp which comprises a supporting block, a base and a fixed clamping mechanism, wherein the supporting block comprises a first supporting block and a second supporting block, the first supporting block and the second supporting block are respectively installed on two sides of the base, the fixed clamping mechanism is installed in the middle of the base, the supporting block and the fixed clamping mechanism can linearly move on the base, the positions of the supporting block and the fixed clamping mechanism are adjusted, two shaft necks of a camshaft can be exactly and horizontally placed on the supporting block, and the fixed clamping mechanism is used for clamping the unprocessed part of the camshaft. The utility model has the beneficial effects that: the measurement efficiency is high: the camshaft presss from both sides tight position and becomes unprocessed position, and the camshaft signal disc does not have and shelters from, reduces the fish tail risk, and the tight signal disc angle parameter of measuring that once presss from both sides can improve measurement of efficiency.

Description

Camshaft measuring fixture

Technical Field

The utility model relates to the field of automobile detection, in particular to a camshaft measuring clamp.

Background

The camshaft is an important part on the engine, and the camshaft in the same industry is generally clamped by a triangular chuck in the measurement, so that the camshaft signal panel is vertically placed in a clamping mode. There are the following problems:

1. the camshaft is vertically fixed on the triangular chuck, and the camshaft is longer, and the below fastening height is too short, can appear slightly rocking when the top is measured, influences and measures the accuracy.

2. The cam chuck presss from both sides tight camshaft signal disc position, and signal disc angular parameter measurement needs the camshaft direction of transfer to make it press from both sides tight camshaft, and measurement of efficiency is low, and the signal disc has the fish tail risk.

3. The camshaft is fixed by experience, and the uncertainty of the measurement result is high and the repeatability is poor.

4. The triangle chuck weight is great, has the risk of dropping and injures by a crashing object in the handling.

SUMMERY OF THE UTILITY MODEL

The utility model provides a camshaft measuring clamp which comprises a supporting block, a base and a fixed clamping mechanism, wherein the supporting block comprises a first supporting block and a second supporting block, the first supporting block and the second supporting block are respectively installed on two sides of the base, the fixed clamping mechanism is installed in the middle of the base, the supporting block and the fixed clamping mechanism can linearly move on the base, the positions of the supporting block and the fixed clamping mechanism are adjusted, two shaft necks of a camshaft can be exactly and horizontally placed on the supporting block, and the fixed clamping mechanism is used for clamping the unprocessed part of the camshaft.

As a further improvement of the utility model, the base is provided with a groove, and the supporting block and the fixed clamping mechanism are arranged in the groove and can slide back and forth along the groove.

As a further improvement of the present invention, the fixed clamping mechanism includes a clamping knob and a clamping block mechanism, the clamping block mechanism includes a fixed block and a clamping block, the clamping block is mounted on the fixed block, the clamping knob is mounted on a side of the fixed block, the fixed block is mounted in the groove, the clamping block mechanism can slide back and forth in the groove, and by adjusting the clamping knob, the torque force of the clamping knob can be converted into a thrust force so that the clamping block on the fixed block clamps the camshaft.

As a further improvement of the utility model, the supporting block adopts the shape of a V-shaped supporting port.

As a further improvement of the utility model, the camshaft measuring clamp comprises a fastening knob, and the fastening knob is installed on the side edge of the base.

The utility model has the beneficial effects that: 1. the measurement efficiency is high: the clamping position of the camshaft is changed into an unprocessed part, the camshaft signal panel is not shielded, the scratching risk is reduced, the angle parameter of the signal panel can be measured by clamping once, and the measuring efficiency is improved; 2. high compatibility: the flexible supporting block adopts the shape of a V-shaped supporting opening, most cylindrical parts can be supported with high compatibility, and the supporting block and the clamping block mechanism can move linearly, so that camshaft measurement of different types is realized; 3. the reliability is high: the torque force of the bolt is converted into thrust force by the clamping force knob, so that the clamping function can be stably and effectively realized, and the adjustment and the fastening are easy; 4. strong ductility: this camshaft measurement anchor clamps is applicable in the clamp of other most axle class parts and places, can be used to the measurement of all kinds of scenes, if: three-coordinate measurement and observation test under an electron microscope.

Drawings

FIG. 1 is a view showing the construction of a camshaft measuring jig according to the present invention.

Detailed Description

As shown in fig. 1, the utility model discloses a camshaft measuring fixture, which comprises a supporting block, a base 5 and a fixed clamping mechanism, wherein the supporting block comprises a first supporting block 3 and a second supporting block 4, the first supporting block 3 and the second supporting block 4 are respectively installed on two sides of the base 5, the fixed clamping mechanism is installed in the middle of the base 5, the supporting block and the fixed clamping mechanism can linearly move on the base 5, the positions of the supporting block and the fixed clamping mechanism are adjusted, two shaft necks of a camshaft can be exactly and horizontally placed on the supporting block, and the fixed clamping mechanism is used for clamping the unprocessed part of the camshaft.

The base 5 is provided with a groove 50, and the supporting block and the fixed clamping mechanism are arranged in the groove 50 and can slide back and forth along the groove 50.

The fixed clamping mechanism comprises a clamping force knob 1 and a clamping block mechanism, the clamping block mechanism comprises a fixed block 2 and a clamping block 21, the clamping block 21 is installed on the fixed block 2, the clamping force knob 1 is installed on the side edge of the fixed block 2, the fixed block 2 is installed in the groove 50, the clamping block mechanism can slide back and forth in the groove 50, and the clamping force knob 1 is adjusted to enable the torsion of the clamping force knob 1 to be converted into thrust so that the clamping block 21 on the fixed block 2 clamps the camshaft.

The supporting block adopts the shape of a V-shaped supporting opening.

The camshaft measuring clamp comprises a fastening knob 6, wherein the fastening knob 6 is installed on the side edge of the base 5.

The working principle of the camshaft measuring clamp is as follows:

the camshaft measuring clamp mainly comprises a base 5, two flexible supporting blocks and a fixed clamping mechanism, wherein the flexible supporting blocks adopt the shape of a V-shaped supporting opening and can support most cylindrical parts with high compatibility. The supporting block and the fixed clamping mechanism can stably and linearly move on the base 5, and can be effectively compatible with camshaft measurement of different types. The position of adjusting supporting shoe and fixed clamping mechanism makes two journals of its camshaft can just be placed on the supporting shoe by the level, and fixed clamping mechanism just can carry camshaft unprocessed department position, twists tight through adjusting clamp force knob 1, makes its torsion convert into thrust and makes clamp splice 21 press from both sides tight camshaft, has avoided the fish tail at processing position, also can realize the parameter measurement of camshaft signal dish, once presss from both sides tightly, need not repetitive operation. The measuring process is simple and easy to operate, the measuring repeatability is high, and the efficiency is high.

The innovation points of the utility model are as follows:

1. the camshaft measuring clamp mainly comprises a base 5, two flexible supporting blocks and a fixed clamping mechanism, the horizontal placement function is realized through the shaft neck parts of the camshafts of the two flexible supporting blocks, and the unprocessed parts of the camshafts are clamped through the fixed clamping mechanism positioned between the two supporting blocks.

2. Because the signal panel is not sheltered from to supporting position and clamping position, and clamping position is not processed region, has avoided the fish tail risk at processing position, once presss from both sides tightly and can measure the required camshaft parameter including the signal panel angle.

3. The camshaft measuring clamp is simple and easy to operate in the whole process, does not need to excessively depend on the proficiency of personnel, and is high in measuring repeatability.

4. The camshaft measuring clamp disclosed by the utility model is light in weight design, small in size and convenient to take and carry.

The foregoing is a more detailed description of the utility model in connection with specific preferred embodiments and it is not intended that the utility model be limited to these specific details. For those skilled in the art to which the utility model pertains, several simple deductions or substitutions can be made without departing from the spirit of the utility model, and all shall be considered as belonging to the protection scope of the utility model.

Claims

1. A camshaft measuring jig which characterized in that: the supporting block comprises a first supporting block (3) and a second supporting block (4), the first supporting block (3) and the second supporting block (4) are respectively installed on two sides of the base (5), the fixed clamping mechanism is installed in the middle of the base (5), the supporting block and the fixed clamping mechanism can move linearly on the base (5), the positions of the supporting block and the fixed clamping mechanism are adjusted, two shaft necks of a camshaft can be exactly horizontally placed on the supporting block, and the fixed clamping mechanism is used for clamping the unprocessed position of the camshaft.

2. The camshaft measuring jig of claim 1, wherein: a groove (50) is formed in the base (5), and the supporting block and the fixed clamping mechanism are installed in the groove (50) and can slide back and forth along the groove (50).

3. The camshaft measuring fixture of claim 2, wherein: the fixed clamping mechanism comprises a clamping force knob (1) and a clamping block mechanism, the clamping block mechanism comprises a fixed block (2) and a clamping block (21), the clamping block (21) is installed on the fixed block (2), the clamping force knob (1) is installed on the side edge of the fixed block (2), the fixed block (2) is installed in the groove (50), the clamping block mechanism can slide back and forth in the groove (50), and through adjustment of the clamping force knob (1), the torsion of the clamping force knob (1) can be converted into thrust to enable the clamping block (21) on the fixed block (2) to clamp the camshaft.

4. The camshaft measuring jig of claim 1, wherein: the supporting block adopts the shape of a V-shaped supporting opening.

5. The camshaft measuring jig of claim 1, wherein: the camshaft measuring clamp comprises a fastening knob (6), wherein the fastening knob (6) is installed on the side edge of the base (5).