Rotary machining seat for camshaft machining

Abstract

The utility model discloses a rotary processing seat for camshaft processing, which comprises a base, the top of the base is fixedly connected with a fixed column, the upper end of the fixed column is rotatably connected with a workbench, the bottom of the workbench is fixedly connected with a plurality of uniformly distributed slide bars, the slide bars are slidably connected with the base, and the base is fixedly connected with the fixed column. The top of the workbench is slidably connected with two symmetrically-distributed connecting bases, the tops of the connecting bases are fixedly connected with connecting rods, and the outer sides of the connecting rods are fixedly connected with clamping blocks. By designing the threaded connection of the positive and negative screw rod and the connecting block, the rotation of the bevel gear II and the positive and negative screw rod can be realized when the rotary knob is rotated to drive the bevel gear I to rotate, so that the threaded movement of the connecting block can be realized, and the connecting block can drive the connecting seat to move horizontally; therefore, the cam shaft can be positioned by clamping the cam shaft through the clamping blocks, positioning is stable and convenient, and subsequent machining and using are facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of rotary processing seats, in particular to a rotary processing seat used for camshaft processing. Background Art

[0002] The camshaft is a component in a piston engine. Its function is to control the opening and closing of the valves. During the camshaft processing, a rotary processing seat is required.

[0003] The utility model patent with the patent authorization announcement number CN210476313U discloses a rotary processing seat for camshaft processing, including a base, a rectangular groove is provided inside the base, a connecting groove is provided on the upper surface of the rectangular groove, a groove is provided on the upper surface of the connecting groove, a circular groove is provided on the outer wall of the groove, a drive motor is fixedly connected to the inner part of the rectangular groove, the output end of the drive motor is rotatably connected to a rotating shaft, the top of the rotating shaft is fixedly connected to a turntable, the lower surface of the turntable is slidably connected to a universal ball, the outer walls of both sides of the turntable are rotatably connected to rollers, the outer walls of both sides of the rectangular groove are provided with heat dissipation channels, and the upper surface of the turntable is symmetrically fixedly connected to a support plate. The utility model has a simple design and is easy to operate. It can make the turntable more stable when rotating, extend its service life, and also facilitate the fixing of the camshaft, making it more stable and convenient for processing.

[0004] In the prior art, during the use of the machining seat, the spring force is used to clamp and position the workpiece. However, the spring is not stable enough. Vibration and shaking during machining can cause the spring to shake, affecting the machining stability of the positioned workpiece. Furthermore, during the rotation of the workpiece, it is difficult to lock the position of the rotated workpiece, which also affects machining stability. Therefore, improvements are needed. Utility Model Content

[0005] The purpose of the utility model is to provide a rotary processing seat for camshaft processing, which solves the problem of insufficient stability in workpiece clamping and the problem of inconvenience in locking the position of the workpiece after rotation.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a rotary processing seat for camshaft processing, comprising a base, the top of the base is fixedly connected to a fixed column, the upper end of the fixed column is rotatably connected to a workbench, the bottom of the workbench is fixedly connected to a plurality of evenly distributed sliding rods, the sliding rods are slidably connected to the base, the top of the workbench is slidably connected to two symmetrically distributed connecting seats, the top of the connecting seat is fixedly connected to a connecting rod, the outer side of the connecting rod is fixedly connected to a clamping block, a rotating mechanism is provided on the workbench, and a positioning mechanism is provided on the workbench.

[0007] Preferably, an annular groove is provided inside the base, and a slide rod is slidably connected inside the annular groove. By designing the annular groove, the slide rod can slide inside the base.

[0008] Preferably, the rotating mechanism includes a motor, the upper end of the base is fixedly connected to the motor, the upper end of the motor output end is fixedly connected to a rotating seat, the rotating seat is rotatably connected to the fixed column, the rotating seat is fixedly connected to the workbench, the fixed column has an arcuate groove inside, a ball is movably sleeved inside the arcuate groove, the ball is movably connected to the rotating seat, a slider is movably sleeved outside the ball, the slider is slidably connected to the rotating seat, and a first spring is provided inside the rotating seat. By designing a rotating mechanism, a workpiece can be subjected to rotary processing.

[0009] Preferably, there are multiple arc-shaped grooves, which are annular and evenly distributed inside the fixed column. Through the arc-shaped grooves, the balls can roll into the arc-shaped grooves at different positions.

[0010] Preferably, one end of the first spring is fixedly connected to one of the sliders, and the other end of the first spring is fixedly connected to the other slider. By designing the first spring, the force of the first spring can act on the slider.

[0011] Preferably, the positioning mechanism includes a guide block, the bottom of the connecting seat is fixedly connected to the guide block, the guide block is slidably connected to the workbench, the outer side of the connecting seat is fixedly connected to the connecting block, the connecting block is slidably connected to the workbench, the interior of the connecting block is threadedly connected to a forward and reverse screw, the outer side of the forward and reverse screw is rotatably sleeved with a fixed seat via a bearing, the fixed seat is fixedly connected to the workbench, the interior of the fixed seat is rotatably connected to a knob via a bearing, the bottom of the knob is fixedly connected to a bevel gear 1, the outer side of the bevel gear 1 is meshed with a bevel gear 2, and the bevel gear 2 is fixedly sleeved on the outer side of the forward and reverse screw. By designing a positioning mechanism, auxiliary positioning of the workpiece can be achieved.

[0012] Preferably, the guide block is internally slidably sleeved with a guide rod, which is fixedly connected to the workbench. By designing the guide rod, the movement of the guide block can be guided.

[0013] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0014] 1. The utility model designs a threaded connection between the forward and reverse screws and the connecting block. When the knob is turned to drive the bevel gear 1 to rotate, the rotation of the bevel gear 2 and the forward and reverse screws can be realized, and then the threaded movement of the connecting block can be realized. The connecting block can drive the connecting seat to move horizontally, and then the positioning of the camshaft can be realized by clamping the camshaft by the clamping block. The positioning is stable and convenient, which is convenient for subsequent processing and use.

[0015] 2. The utility model is designed to function by means of a motor. The output end of the motor can drive the rotating seat and the worktable to rotate, thereby realizing the rotation of the workpiece and facilitating the positioning of the workpiece for rotary processing. During the rotation of the worktable, the rotating seat rotates at the same time, and the rotating seat can drive the ball to rotate. With the elastic action of the groove, the ball and the first spring, the worktable can be locked and limited after rotation to prevent the random rotation of the worktable from affecting the stability during processing. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 The overall structure of the utility model is three-dimensional Figure 1 ;

[0017] Figure 2 The overall structure of the utility model is three-dimensional Figure 2 ;

[0018] Figure 3 For this utility model Figure 1 A front sectional view of a fixing column;

[0019] Figure 4 For this utility model Figure 2 Front sectional view of the fixing seat.

[0020] In the figure: 1. Base; 2. Fixed column; 3. Workbench; 4. Slide rod; 5. Annular groove; 6. Connecting seat; 7. Connecting rod; 8. Rotating mechanism; 9. Positioning mechanism; 10. Clamp; 81. Motor; 82. Rotating seat; 83. Arc groove; 84. Ball; 85. Slider; 86. First spring; 91. Guide block; 92. Guide rod; 93. Connecting block; 94. Forward and reverse screw; 95. Fixed seat; 96. Knob; 97. Bevel gear one; 98. Bevel gear two. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0022] See also Figure 1 、 Figure 2A rotary processing seat for camshaft processing includes a base 1, a fixed column 2 is fixedly connected to the top of the base 1, the upper end of the fixed column 2 is rotatably connected to the workbench 3, a plurality of evenly distributed slide rods 4 are fixedly connected to the bottom of the workbench 3, the slide rod 4 is slidably connected to the base 1, an annular groove 5 is opened inside the base 1, and the slide rod 4 is slidably connected inside the annular groove 5. By designing the annular groove 5, the slide rod 4 can slide inside the base 1, and the top of the workbench 3 is slidably connected to two symmetrically distributed connecting seats 6, the top of the connecting seat 6 is fixedly connected to a connecting rod 7, and the outer side of the connecting rod 7 is fixedly connected to a clamping block 10, a rotating mechanism 8 is provided on the workbench 3, and a positioning mechanism 9 is provided on the workbench 3.

[0023] See also Figure 1 、 Figure 2 、 Figure 3 The rotating mechanism 8 includes a motor 81. The upper end of the base 1 is fixedly connected to the motor 81. The upper end of the output end of the motor 81 is fixedly connected to a rotating seat 82. The rotating seat 82 is rotatably connected to the fixed column 2. The rotating seat 82 is fixedly connected to the workbench 3. An arc groove 83 is opened inside the fixed column 2. The inner sleeve of the arc groove 83 is movably connected with a ball 84. There are multiple arc grooves 83. The multiple arc grooves 83 are annular and evenly distributed inside the fixed column 2. Through the arc groove 83, the ball 84 can roll into different positions. Inside the arc groove 83, the ball 84 is movably connected to the rotating seat 82, and a slider 85 is movably sleeved on the outer side of the ball 84. The slider 85 is slidably connected to the rotating seat 82. A first spring 86 is provided inside the rotating seat 82, and one end of the first spring 86 is fixedly connected to one of the sliders 85, and the other end of the first spring 86 is fixedly connected to the other slider 85. By designing the first spring 86, the force of the first spring 86 can act on the slider 85. By designing the rotating mechanism 8, the workpiece can be rotated.

[0024] See also Figure 1 、 Figure 2 、 Figure 4The positioning mechanism 9 includes a guide block 91. The bottom of the connecting seat 6 is fixedly connected with a guide block 91. The guide block 91 is slidably connected to the workbench 3. The inside of the guide block 91 is slidably sleeved with a guide rod 92. The guide rod 92 is fixedly connected to the workbench 3. By designing the guide rod 92, the movement of the guide block 91 can be guided. The outside of the connecting seat 6 is fixedly connected with a connecting block 93. The connecting block 93 is slidably connected to the workbench 3. The inside of the connecting block 93 is connected with a forward and reverse screw 94 through a thread. The outside of the forward and reverse screw 94 is rotatably sleeved with a fixed seat 95 through a bearing. The fixed seat 95 is fixedly connected to the workbench 3. The inside of the fixed seat 95 is rotatably connected with a knob 96 through a bearing. The bottom of the knob 96 is fixedly connected with a bevel gear 1 97. The outside of the bevel gear 1 97 is meshed with a bevel gear 2 98. The bevel gear 2 98 is fixedly sleeved on the outside of the forward and reverse screw 94. By designing the positioning mechanism 9, the workpiece can be assisted in positioning.

[0025] The specific implementation process of the present utility model is as follows: during use, when the camshaft needs to be positioned, the camshaft is first inserted into the clamping block 10, and then the knob 96 is turned. The knob 96 drives the bevel gear 1 97 to rotate, and the bevel gear 1 97 drives the bevel gear 2 98 to rotate. The bevel gear 2 98 drives the forward and reverse screws 94 to rotate, so that the forward and reverse screws 94 perform threaded motion. At the same time, the forward and reverse screws 94 drive the connecting seat 6 to move horizontally, and the connecting seat 6 drives the guide block 91 to slide along the guide rod 92, and then the camshaft can be clamped by the clamping block 10 to achieve the positioning of the camshaft. The positioning is stable and convenient, which is convenient for subsequent processing and use.

[0026] When the motor 81 is working, the output end of the motor 81 can drive the rotating seat 82 to rotate, and the rotating seat 82 can drive the workbench 3 to rotate, so as to realize the rotation of the workpiece, which is convenient for positioning the workpiece for rotation processing. When the rotating seat 82 rotates, it will drive the rotating seat 82 to rotate. The rotating seat 82 can drive the ball 84 to roll along the arc groove 83, and the ball 84 will be squeezed and pushed to roll inside the rotating seat 82. The ball 84 will drive the slider 85 to move and squeeze the first spring 86. As the rotating seat 82 rotates, the ball 84 can be pushed into the arc groove 83 at another position under the elastic action of the first spring 86, and the workbench 3 can be locked and limited after rotation to prevent the arbitrary rotation of the workbench 3 from affecting the stability during processing.

[0027] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A rotary processing seat for camshaft processing, comprising a base (1), characterized in that: The top of the base (1) is fixedly connected to a fixed column (2), the upper end of the fixed column (2) is rotatably connected to a workbench (3), the bottom of the workbench (3) is fixedly connected to a plurality of evenly distributed sliding rods (4), the sliding rods (4) are slidably connected to the base (1), the top of the workbench (3) is slidably connected to two symmetrically distributed connecting seats (6), the top of the connecting seat (6) is fixedly connected to a connecting rod (7), the outer side of the connecting rod (7) is fixedly connected to a clamping block (10), a rotating mechanism (8) is provided on the workbench (3), and a positioning mechanism (9) is provided on the workbench (3).

2. The rotary processing seat for camshaft processing according to claim 1, characterized in that: An annular groove (5) is provided inside the base (1), and a sliding rod (4) is slidably connected inside the annular groove (5).

3. The rotary processing seat for camshaft processing according to claim 1, characterized in that: The rotating mechanism (8) includes a motor (81), the upper end of the base (1) is fixedly connected to the motor (81), the upper end of the output end of the motor (81) is fixedly connected to a rotating seat (82), the rotating seat (82) is rotatably connected to the fixed column (2), the rotating seat (82) is fixedly connected to the workbench (3), an arc groove (83) is provided inside the fixed column (2), a ball (84) is movably sleeved inside the arc groove (83), the ball (84) is movably connected to the rotating seat (82), a slider (85) is movably sleeved outside the ball (84), the slider (85) is slidably connected to the rotating seat (82), and a first spring (86) is provided inside the rotating seat (82).

4. The rotary processing seat for camshaft processing according to claim 3, characterized in that: There are multiple arc-shaped grooves (83), and the multiple arc-shaped grooves (83) are annular and evenly distributed inside the fixed column (2).

5. The rotary processing seat for camshaft processing according to claim 3, characterized in that: One end of the first spring (86) is fixedly connected to one of the sliders (85), and the other end of the first spring (86) is fixedly connected to the other slider (85).

6. The rotary processing seat for camshaft processing according to claim 1, characterized in that: The positioning mechanism (9) includes a guide block (91), the bottom of the connecting seat (6) is fixedly connected to the guide block (91), the guide block (91) is slidably connected to the workbench (3), the outer side of the connecting seat (6) is fixedly connected to the connecting block (93), the connecting block (93) is slidably connected to the workbench (3), the interior of the connecting block (93) is connected to a forward and reverse screw (94) through a thread, the outer side of the forward and reverse screw (94) is rotatably sleeved with a fixed seat (95) through a bearing, the fixed seat (95) is fixedly connected to the workbench (3), the interior of the fixed seat (95) is rotatably connected to a knob (96) through a bearing, the bottom of the knob (96) is fixedly connected to a bevel gear 1 (97), the outer side of the bevel gear 1 (97) is meshed with a bevel gear 2 (98), and the bevel gear 2 (98) is fixedly sleeved on the outer side of the forward and reverse screw (94).

7. The rotary processing seat for camshaft processing according to claim 6, characterized in that: The guide block (91) is internally slidably sleeved with a guide rod (92), and the guide rod (92) is fixedly connected to the workbench (3).

Images