A multi-station camshaft press machine
By using the coordination of positioning plate, positioning mechanism and clamping mechanism in the camshaft press, combined with the coordination of electric slide rail and pressing mechanism, the problems of unstable positioning and insufficient convenience during the pressing process are solved, and a more efficient pressing process is achieved.
Patent Information
- Application Number
- CN202421321341.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-11
- Publication Date
- 2025-04-01
- Estimated Expiration
- 2034-06-11
AI Technical Summary
The existing camshaft presses are not convenient to position and fix the camshaft during the pressing process, resulting in shaking displacement, affecting the pressing efficiency, and are not convenient to load during the pressing process, reducing convenience.
A multi-station camshaft press is designed, which adopts the coordination of a positioning plate, a positioning mechanism and a clamping mechanism to position the tail end of the camshaft by controlling the positioning mechanism, and clamps the front and rear sides of the camshaft through the clamping mechanism. Combined with the cooperation of the electric slide rail and the pressing mechanism, the rapid pressing of the camshaft is achieved.
It effectively avoids the shaking displacement of the camshaft during the pressing process, improves the stability and efficiency of pressing, and improves the convenience of material pressing.
Smart Images
Figure CN222696456U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of camshaft processing, in particular to a multi-station camshaft press-fitting machine. Background Art
[0002] The camshaft is a component in a piston engine. Its function is to control the opening and closing of the valves. Although the speed of the camshaft in a four-stroke engine is half that of the crankshaft (in a two-stroke engine, the speed of the camshaft is the same as the crankshaft), its speed is usually still very high and it needs to withstand a large torque. Therefore, the design has very high requirements for the strength and support of the camshaft. Its material is generally high-quality alloy steel or alloy steel. The cam structure of the camshaft is physically carved from a diamond column or alloy steel column on a tool bed. The shaft and the cam structure exist as one body. The driving gear on one side of the camshaft is installed on the camshaft by a press-fit method. After the gear is press-fitted, a complete camshaft is completed. The following problems exist in the prior art:
[0003] The existing camshaft press machine is not convenient for positioning and fixing the camshaft on the workbench during press fitting, which makes it easy for the camshaft to shake and move during press fitting, affecting the efficiency of press fitting. Secondly, during the press fitting process, the material cannot be loaded, which reduces the convenience of press fitting. Utility Model Content
[0004] The utility model provides a multi-station camshaft press machine to solve the problems existing in the above-mentioned background technology.
[0005] In order to solve the above technical problems, the technical solution adopted by the utility model is:
[0006] A multi-station camshaft pressing machine comprises a workbench and a camshaft, wherein an L-shaped frame plate is fixedly connected to the top rear side of the workbench, a mounting plate is fixedly connected to the top of the workbench, a positioning plate is fixedly connected to the top right side of the mounting plate, a positioning mechanism is provided on the front side of the positioning plate, and the rear side of the positioning mechanism penetrates into the interior of the positioning plate, the positioning mechanism is arranged at the right end of the camshaft, a pressing mechanism is provided on the top left side of the mounting plate, a clamping mechanism is respectively provided on one side of the top of the mounting plate close to the positioning plate and the pressing mechanism, and two clamping mechanisms are respectively arranged on the outer wall of the camshaft, an electric slide rail is respectively fixedly connected to the front and rear sides of the top of the workbench close to the mounting plate, and a control panel and a display host are respectively provided on the front side of the vertical direction of the L-shaped frame.
[0007] A further improvement of the technical solution of the utility model is that: the positioning mechanism includes a driving motor, the output shaft of the driving motor is fixedly connected to a bidirectional screw 1, the rear end of the bidirectional screw 1 is rotatably connected to a bearing, the front and rear sides of the outer wall of the bidirectional screw 1 are respectively threadedly connected to threaded sleeves, the left sides of the outer walls of the two threaded sleeves are fixedly connected to connecting plates, the left ends of the two connecting plates are fixedly connected to L-shaped clamps, and the opposite surfaces of the two L-shaped clamps are provided with anti-slip pads.
[0008] A further improvement of the technical solution of the utility model is that a positioning groove is opened on the middle side of the left end of the positioning plate, an installation groove is opened on the right side inside the positioning plate, a limiting groove that passes through the inside and outside is opened on the right side of the inner wall of the positioning groove, and an arc groove is opened on the middle side of the inner wall of the positioning groove.
[0009] A further improvement of the technical solution of the utility model is that the rear side of the outer wall of the bidirectional screw penetrates into the interior of the mounting groove, the rear end of the bearing is fixedly connected to the rear side of the inner wall of the mounting groove, the two connecting plates both penetrate to the left side of the limit groove, and the front and rear two L-shaped clamps are respectively arranged on the front and rear sides of the arc groove.
[0010] A further improvement of the technical solution of the utility model is that a slide groove 1 is opened on the inner wall of the positioning groove near the front and rear walls of the arc groove, a slider is fixedly connected to the bottom of the L-shaped clamp, and the outer wall of the slider is slidably connected to the inner wall of the slide groove 1.
[0011] The cam is secured to the bottom of the unit and is easily removable, with the cam being secured to the bottom of the unit and having a secure connection with the top of the unit, wherein the rear end of the cam is secured to the bottom of the unit and is easily removable.
[0012] A further improvement of the technical solution of the utility model lies in that: the pressing mechanism includes a U-shaped frame, the front and rear ends of the U-shaped frame in the vertical direction are respectively fixedly connected with hydraulic cylinders, the output ends of the two hydraulic cylinders are fixedly connected with push rods, the opposite surfaces of the two push rods are fixedly connected with fastening blocks, the inner walls of the two fastening blocks are provided with a plurality of tooth grooves that pass through to the left and right in an annular array, and the bottom of the U-shaped frame in the vertical direction is fixedly connected with an electric slider.
[0013] A further improvement of the technical solution of the utility model is that the outer wall of the electric sliding block is slidably connected to the inner wall of the electric sliding rail.
[0014] Due to the adoption of the above technical solution, the utility model has achieved the following technical progress compared with the prior art:
[0015] 1. The utility model provides a multi-station camshaft press machine, which adopts the cooperation between a positioning plate, a positioning mechanism and a clamping mechanism. The tail end of the camshaft is positioned and fixed by operating the positioning mechanism, and then the two clamping mechanisms are respectively operated to clamp and fix the front and rear sides of the camshaft, so as to complete the positioning and fixing of the camshaft and avoid the phenomenon of shaking and displacement during the pressing process. It solves the problem that the existing camshaft press machine is not convenient for positioning and fixing the camshaft on the workbench during the pressing work, so that the shaking and displacement phenomenon occurs easily during the pressing, which affects the efficiency of the pressing. It achieves the beneficial effect of ensuring the stability of the camshaft during the pressing and improving the pressing efficiency.
[0016] 2. The utility model provides a multi-station camshaft pressing machine, which adopts the cooperation between the electric slide rail and the pressing mechanism. The electric slider on the pressing mechanism is operated to move along the electric slide rail, and the material is quickly pressed onto the camshaft by starting the hydraulic cylinder on the pressing mechanism. This solves the problem that during the pressing process, the material is not loaded during the pressing process, thereby reducing the convenience of pressing, and achieves the beneficial effect of improving the convenience of material pressing. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 It is a three-dimensional structural schematic diagram of the multi-station camshaft press assembly machine of the utility model;
[0018] Figure 2 It is a three-dimensional structural diagram of the positioning mechanism of the utility model;
[0019] Figure 3 It is a partially enlarged schematic diagram of the three-dimensional structure A of the utility model;
[0020] Figure 4 The three-dimensional structure diagram of the clamping mechanism of the utility model is shown in FIG.
[0021] Figure 5 It is a schematic diagram of the three-dimensional structure of the press-fitting mechanism of the utility model.
[0022] In the figure: 1, workbench; 2, L-shaped frame plate; 3, camshaft; 4, mounting plate; 5, positioning plate; 501, positioning groove; 502, mounting groove; 5020, limit groove; 503, arc groove; 504, slide groove 1; 6, positioning mechanism; 61, drive motor; 62, two-way lead screw 1; 63, bearing; 64, threaded sleeve; 65, connecting plate; 66, L-shaped clamp; 661, slider; 67, anti-slip pad; 7, clamp Holding mechanism; 71, fixed plate; 710, slide groove 2; 72, two-way lead screw 2; 73, knob; 74, movable plate; 741, L-shaped slider; 75, threaded sleeve 2; 76, arc plate; 77, anti-slip strip; 8, electric slide rail; 9, pressing mechanism; 91, U-shaped frame; 92, hydraulic cylinder; 93, push rod; 94, fastening block; 940, tooth groove; 95, electric slider; 10, control panel; 11, display host. DETAILED DESCRIPTION
[0023] In order to make the technical means, creative features, objectives and effects of the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods:
[0024] like Figure 1 As shown, the utility model provides a multi-station camshaft press machine, including a workbench 1 and a camshaft 3, an L-shaped frame plate 2 is fixedly connected to the top rear side of the workbench 1, a mounting plate 4 is fixedly connected to the top of the workbench 1, a positioning plate 5 is fixedly connected to the top right side of the mounting plate 4, a positioning mechanism 6 is arranged on the front side of the positioning plate 5, and the rear side of the positioning mechanism 6 penetrates into the interior of the positioning plate 5, the positioning mechanism 6 is arranged at the right end of the camshaft 3, a press mechanism 9 is arranged on the left side of the top of the mounting plate 4, a clamping mechanism 7 is respectively arranged on one side of the top of the mounting plate 4 close to the positioning plate 5 and the press mechanism 9, and the two clamping mechanisms 7 are respectively arranged on the outer wall of the camshaft 3, an electric slide rail 8 is respectively fixedly connected to the front and rear sides of the top of the workbench 1 close to the mounting plate 4, and a control panel 10 and a display host 11 are respectively arranged on the front side of the L-shaped frame plate 2 in the vertical direction;
[0025] A positioning plate 5, a positioning mechanism 6, a clamping mechanism 7, an electric slide rail 8 and a pressing mechanism 9 are provided. By operating the positioning mechanism 6 and the clamping mechanism 7, the camshaft 3 can be positioned and clamped on the top of the workbench 1, thereby avoiding the phenomenon of shaking and displacement during the pressing process, thereby improving the stability of the camshaft 3. Through the cooperation between the electric slide rail 8 and the pressing mechanism 9, the camshaft 3 can be quickly pressed while the pressing mechanism 9 moves along the electric slide rail 8.
[0026] like Figure 2As shown, the utility model provides a technical solution for a multi-station camshaft press machine: the positioning mechanism 6 includes a driving motor 61, the output shaft of the driving motor 61 is fixedly connected to a bidirectional lead screw 62, the rear end of the bidirectional lead screw 62 is rotatably connected to a bearing 63, the outer wall of the bidirectional lead screw 62 is threadedly connected to threaded sleeves 64 on both sides, the outer walls of the two threaded sleeves 64 are fixedly connected to connecting plates 65 on the left sides, the left ends of the two connecting plates 65 are fixedly connected to L-shaped clamps 66, and the opposite surfaces of the two L-shaped clamps 66 are provided with anti-slip pads 67. The driving motor 61 drives the front and rear L-shaped clamps 66 to move inward, so as to adjust the camshaft 3. One end is positioned and clamped, a positioning groove 501 is opened in the middle side of the left end of the positioning plate 5, a mounting groove 502 is opened on the right side of the inside of the positioning plate 5, a limiting groove 5020 that passes through the inside and outside is opened on the right side of the inner wall of the positioning groove 501, an arc groove 503 is opened in the middle side of the inner wall of the positioning groove 501, the rear side of the outer wall of the two-way lead screw 62 penetrates into the interior of the mounting groove 502, the rear end of the bearing 63 is fixedly connected to the rear side of the inner wall of the mounting groove 502, the two connecting plates 65 both penetrate to the left side of the limiting groove 5020, and the front and rear two L-shaped clamps 66 are respectively arranged on the front and rear sides of the arc groove 503, so that one end of the camshaft 3 can be placed in the arc groove 503 for positioning.
[0027] like Figure 3 As shown, the utility model provides a technical solution for a multi-station camshaft press machine: a slide groove 504 is provided on the inner wall of the positioning groove 501 near the front and rear sides of the arc groove 503, a slider 661 is fixedly connected to the bottom of the L-shaped clamp 66, and the outer wall of the slider 661 is slidably connected to the inner wall of the slide groove 504. The slider 661 slides along the inside of the slide groove 504 to limit the moving trajectory of the L-shaped clamp 66.
[0028] like Figure 4As shown, the utility model provides a technical solution for a multi-station camshaft press machine: the clamping mechanism 7 includes a fixed plate 71 and a two-way lead screw 72. The bottom of the fixed plate 71 is fixedly connected to the top of the mounting plate 4. The rear end of the outer wall of the two-way lead screw 72 passes through the front end of the fixed plate 71 to the inner rear side of the fixed plate 71 and is rotatably connected therebetween. The front end of the two-way lead screw 72 is fixedly connected to a knob 73. The front and rear sides of the top of the fixed plate 71 are respectively provided with movable plates 74. The bottoms of the two movable plates 74 are respectively fixedly connected to threaded sleeves 75. The outer walls of the two-way lead screw 72 all pass through the middle front and rear ends of the two threaded sleeves 75 and are threadedly connected therebetween. The opposite surfaces of the plates 74 are fixedly connected with arc plates 76, and the opposite surfaces of the two arc plates 76 are provided with anti-slip strips 77. By rotating the two-way screw 2 72, the front and rear arc plates 76 are moved inward, so that the outer wall of the camshaft 3 is clamped, thereby improving the stability of the camshaft 3. The left and right ends of the fixed plate 71 are respectively provided with a slide groove 2 710, and the front and rear sides of the bottom of the two movable plates 74 are respectively fixedly connected with an L-shaped slider 741, and the opposite surfaces of the left and right L-shaped sliders 741 are slidably connected to the inner wall of the slide groove 2 710, and the L-shaped slider 741 slides along the slide groove 2 710 to position the moving trajectory of the movable plate 74.
[0029] like Figure 5 As shown, the utility model provides a technical solution for a multi-station camshaft press machine: the press mechanism 9 includes a U-shaped frame 91, and the front and rear ends of the U-shaped frame 91 in the vertical direction are fixedly connected with hydraulic cylinders 92 respectively, the output ends of the two hydraulic cylinders 92 are fixedly connected with push rods 93, and the opposite surfaces of the two push rods 93 are fixedly connected with fastening blocks 94, and the inner wall annular array of the two fastening blocks 94 is provided with a plurality of tooth grooves 940 that pass through the left and right. The push rods 93 are driven by the hydraulic cylinder 92, so that the front and rear fastening blocks 94 press the material on the camshaft 3, and the bottom of the U-shaped frame 91 in the vertical direction is fixedly connected with an electric slider 95, the outer wall of the electric slider 95 is slidably connected to the inner wall of the electric slide rail 8, and the electric slider 95 slides along the inside of the electric slide rail 8, so as to quickly press the camshaft 3.
[0030] The following is a detailed description of the working principle of this multi-station camshaft press.
[0031] like Figure 1-5As shown, when in use, first, place the tail end of the camshaft 3 in the arc groove 503, then operate the control panel 10 to start the drive motor 61, and the output shaft of the drive motor 61 drives the bidirectional lead screw 62 to rotate, so that the front and rear threaded sleeves 64 of the bidirectional lead screw 62 drive the L-shaped clamp 66 to move through the connecting plate 65, so that the slider 661 at the bottom of the L-shaped clamp 66 moves along the slide groove 504, which limits the movement trajectory of the front and rear L-shaped clamps 66, so that the front and rear L-shaped clamps 66 are moved closer to each other along the outer wall of the camshaft 3, so that the anti-skid pad 67 is pressed and fitted on the outer surface of the camshaft 3 for fixed clamping, and then the knobs 73 are respectively turned. , which drives the bidirectional lead screw 2 72 to rotate, so that the driving threaded sleeve 2 75 moves along the bidirectional lead screw 2 72. During the movement, the L-shaped slider 741 slides along the slide groove 2 710, thereby driving the front and rear arc plates 76 to move closer, clamping and fixing the outer wall of the camshaft 3, ensuring the stability of the camshaft 3 on the workbench 1, and avoiding shaking and displacement during the pressing process. Then, by putting the material on the corresponding position on the camshaft 3, the U-shaped frame 91 is driven to move to both sides of the material along the electric slide rail 8 through the electric slider 95, and the hydraulic cylinder 92 is started. The output end of the hydraulic cylinder 92 pushes the push rod 93, so that the fastening block 94 presses the material.
[0032] The above generally describes the present invention in detail, but it is obvious to a person skilled in the art that some modifications or improvements can be made to the present invention. Therefore, modifications or improvements that do not deviate from the spirit of the present invention are within the scope of protection of the present invention.
Claims
1. A multi-station camshaft press machine, comprising a workbench (1) and a camshaft (3), characterized in that: The top rear side of the workbench (1) is fixedly connected to an L-shaped frame plate (2), the top of the workbench (1) is fixedly connected to a mounting plate (4), the top right side of the mounting plate (4) is fixedly connected to a positioning plate (5), the front side of the positioning plate (5) is provided with a positioning mechanism (6), and the rear side of the positioning mechanism (6) penetrates into the interior of the positioning plate (5), the positioning mechanism (6) is arranged at the right end of the camshaft (3), the top left side of the mounting plate (4) is provided with a pressing mechanism (9), the top of the mounting plate (4) is close to the positioning plate (5) and the pressing mechanism (9) and is respectively provided with a clamping mechanism (7), the two clamping mechanisms (7) are respectively arranged on the outer wall of the camshaft (3), the top of the workbench (1) is respectively fixedly connected to electric slide rails (8) on both sides near the mounting plate (4), and the front side of the L-shaped frame plate (2) in the vertical direction is respectively provided with a control panel (10) and a display host (11).
2. The multi-station camshaft press machine according to claim 1, characterized in that: The positioning mechanism (6) comprises a driving motor (61), the output shaft of the driving motor (61) is fixedly connected to a bidirectional lead screw (62), the rear end of the bidirectional lead screw (62) is rotatably connected to a bearing (63), the front and rear sides of the outer wall of the bidirectional lead screw (62) are respectively threadedly connected to threaded sleeves (64), the left sides of the outer walls of the two threaded sleeves (64) are fixedly connected to connecting plates (65), the left ends of the two connecting plates (65) are fixedly connected to L-shaped clamps (66), and the opposite surfaces of the two L-shaped clamps (66) are provided with anti-slip pads (67).
3. The multi-station camshaft press machine according to claim 2, characterized in that: A positioning groove (501) is provided at the middle side of the left end of the positioning plate (5), a mounting groove (502) is provided at the right side inside the positioning plate (5), a limiting groove (5020) penetrating inside and outside is provided at the right side of the inner wall of the positioning groove (501), and an arc groove (503) is provided at the middle side of the inner wall of the positioning groove (501).
4. The multi-station camshaft press machine according to claim 2, characterized in that: The rear side of the outer wall of the bidirectional lead screw (62) penetrates into the interior of the mounting groove (502), the rear end of the bearing (63) is fixedly connected to the rear side of the inner wall of the mounting groove (502), the two connecting plates (65) both penetrate to the left side of the limiting groove (5020), and the front and rear two L-shaped clamps (66) are respectively arranged on the front and rear sides of the arc groove (503).
5. The multi-station camshaft press machine according to claim 3, characterized in that: The inner wall of the positioning groove (501) is provided with a sliding groove (504) on both sides of the wall near the front and rear sides of the arc groove (503); the bottom of the L-shaped clamp (66) is fixedly connected with a sliding block (661); the outer wall of the sliding block (661) is slidably connected with the inner wall of the sliding groove (504).
6. The multi-station camshaft press machine according to claim 1, characterized in that: The clamping mechanism (7) comprises a fixed plate (71) and a second bidirectional lead screw (72); the bottom of the fixed plate (71) is fixedly connected to the top of the mounting plate (4); the rear end of the outer wall of the second bidirectional lead screw (72) passes through the front end of the fixed plate (71) to the inner rear side of the fixed plate (71) and is rotatably connected therebetween; the front end of the second bidirectional lead screw (72) is fixedly connected to a knob (73); the front and rear sides of the top of the fixed plate (71) are respectively provided with movable plates (74); the bottoms of the two movable plates (74) are respectively fixedly connected to second threaded sleeves (75); The outer walls of the two-way lead screws (72) pass through the front and rear ends of the middle parts of the two threaded sleeves (75) and are threadedly connected therebetween; the opposite surfaces of the two movable plates (74) are fixedly connected with arc plates (76); the opposite surfaces of the two arc plates (76) are provided with anti-slip strips (77); the left and right ends of the fixed plate (71) are respectively provided with slide grooves (710); the front and rear sides of the bottoms of the two movable plates (74) are respectively fixedly connected with L-shaped sliders (741); the opposite surfaces of the left and right L-shaped sliders (741) are slidably connected to the inner walls of the slide grooves (710).
7. The multi-station camshaft press machine according to claim 1, characterized in that: The press-fitting mechanism (9) comprises a U-shaped frame (91), the front and rear ends of the U-shaped frame (91) in the vertical direction are respectively fixedly connected to hydraulic cylinders (92), the output ends of the two hydraulic cylinders (92) are fixedly connected to push rods (93), the opposite surfaces of the two push rods (93) are fixedly connected to fastening blocks (94), the inner walls of the two fastening blocks (94) are provided with a plurality of left and right through tooth grooves (940) in an annular array, and the bottom of the U-shaped frame (91) in the vertical direction is fixedly connected to an electric slider (95).
8. The multi-station camshaft press machine according to claim 7, characterized in that: The outer wall of the electric slide block (95) is slidably connected to the inner wall of the electric slide rail (8).