Press fitting mechanism convenient to position

Abstract

The utility model discloses a press-fitting mechanism convenient to position, which belongs to the technical field of press-fitting mechanisms and comprises an operation table component, and a positioning component used for fixing products is mounted at the lower end of the operation table component. The positioning assembly comprises a fixed positioning assembly and a movable positioning assembly. A detection assembly used for detecting products is installed on the rear side of the lower end of the operation table assembly. A press-fitting assembly used for press-fitting is installed at the lower end of the operation table assembly. By means of the mode, the flange base is fixed through the fixed positioning assembly and the movable positioning assembly, the press-fitting precision of an aluminum pipe and an inserting hole is guaranteed, the situation that the aluminum pipe and the center axis of the inserting hole are not located on the same straight line, and consequently press-fitting fails is avoided, whether a C-shaped welding ring is placed in the inserting hole or not can be detected, and work efficiency is improved. And the problems that the C-shaped welding ring is not mounted in the insertion hole after the press-fitting is finished, so that the press-fitting fails and the time is wasted are prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of press-fitting mechanisms, in particular to a press-fitting mechanism which is convenient for positioning. Background Art

[0002] During the product assembly process, the C-type welding ring needs to be placed in the socket at the upper end of the flange base, and then the aluminum tube is pressed into the socket at the upper end of the flange base. During the press-fitting, a press-fitting mechanism for pressing or press-fitting parts or components is required.

[0003] Chinese patent CN220347660U discloses a press-fitting mechanism, including an upper connecting plate, a lower connecting plate and a connecting rod fixedly connected between the upper connecting plate and the lower connecting plate, the lower connecting plate is provided with a base, the base is slidably connected to a casing lifting platform, a casing fixture is provided on the top of the casing lifting platform, the casing lifting platform has a hollow cavity at the axial position, a rotating shaft fixture and a clamping assembly for clamping and positioning the rotating shaft on the rotating shaft fixture are provided in the hollow cavity on the base, a first driving member for driving the casing lifting platform to rise and fall is provided on the lower connecting plate, a pressing plate is slidably connected to the connecting rod, a casing pressing head is fixed on the pressing plate, and a second driving member for driving the pressing plate to slide is provided on the upper connecting plate.

[0004] However, during press-fitting, the patent requires first installing the shaft on the shaft jig, then installing the casing on the casing jig, and then press-fitting. However, there is no positioning fixture to clamp the casing. During press-fitting, the shaft and the casing may have different axis cores, resulting in low press-fitting accuracy.

[0005] Based on this, the utility model designs a press-fitting mechanism that is convenient for positioning to solve the above problems. Utility Model Content

[0006] In view of the above-mentioned shortcomings of the prior art, the utility model provides a press-fitting mechanism that is convenient for positioning.

[0007] In order to achieve the above objectives, the present invention is implemented through the following technical solutions:

[0008] A press-fitting mechanism that facilitates positioning includes an operating table assembly;

[0009] A positioning assembly for fixing the product is installed at the lower end of the operating table assembly;

[0010] The positioning assembly includes a fixed positioning assembly and a mobile positioning assembly, both of which are connected to the operating table assembly, and the fixed positioning assembly and the mobile positioning assembly are connected;

[0011] A detection component for detecting products is installed at the rear side of the lower end of the operating table component;

[0012] A press-fitting assembly for press-fitting is installed at the lower end of the operating table assembly.

[0013] Furthermore, the operating table assembly includes an operating table, a safety grating and a two-hand start button. The front sides of the left and right ends of the bottom of the operating table are fixedly connected with the safety grating and the two-hand start button, and the two-hand start button is located in front of the safety grating.

[0014] Furthermore, the fixed positioning assembly includes a base plate, a contoured positioning base, a left positioning block, a back support block and a contoured positioning, and the left side of the upper end of the base plate is fixedly connected with the contoured positioning base, the contoured positioning and the back support block in sequence from front to back, and the upper end of the base plate is also fixedly connected with the left positioning block, and the left positioning block is located on the left side of the contoured positioning base.

[0015] Furthermore, the bottom plate is fixedly connected to the inner bottom of the operating table, and the bottom plate is connected to the mobile positioning assembly.

[0016] Furthermore, the mobile positioning assembly includes a pad, a second cylinder, a right positioning block and a corner cylinder. The pad is fixedly connected to the right side of the upper end of the base plate, the upper end of the pad is fixedly connected to the second cylinder, the output end of the second cylinder is fixedly connected to the right positioning block, the corner cylinder is fixedly connected to the inner bottom of the operating table, and the corner cylinder is located at the left end of the base plate.

[0017] Furthermore, the detection component includes a support block, a third cylinder, a fixed plate, a fourth cylinder, a mounting plate, a mounting groove, a contact detection sensor and a contour detection block. The support block is fixedly connected to the inner bottom of the operating table, the support block is located on the rear side of the base plate, the upper end of the support block is fixedly connected to the third cylinder, the output end of the third cylinder is fixedly connected to the fixed plate, the front lower side of the fixed plate is fixedly connected to the fourth cylinder, the output end of the fourth cylinder is fixedly connected to the mounting plate, the front side of the upper end of the mounting plate is provided with a mounting groove, the contact detection sensor is clamped in the mounting groove, and the lower end of the contact detection sensor is fixedly connected to the contour detection block.

[0018] Furthermore, the press-fitting assembly includes a support frame, a cylinder, a guide rod, a connecting plate and a contour positioning column. The left and right sides of the lower end of the support frame are fixedly connected to the upper end of the bottom of the operating table, the upper end of the support frame is fixedly connected to the cylinder, the output end of the cylinder is fixedly connected to the connecting plate, the left and right sides of the upper end of the connecting plate are fixedly connected to the guide rod, the guide rod is slidably connected to the upper end of the support frame, the cylinder is located between the two groups of guide rods, and the lower end of the connecting plate is fixedly connected to a contour positioning column plugged into the aluminum tube.

[0019] Furthermore, the central axis of the contoured positioning column coincides with the central axis of the fixed socket.

[0020] Compared with the prior art, the utility model has the following beneficial effects:

[0021] When the utility model is used, the flange base is manually placed on the fixed positioning assembly of the positioning assembly, the fixed positioning assembly positions the bottom, rear side and left side of the flange base, the mobile positioning assembly positions the right side of the flange base, the flange base is clamped under the joint action of the fixed positioning assembly and the mobile positioning assembly to achieve the fixation of the flange base, and then the aluminum tube is manually installed on the press-fitting assembly, the detection assembly detects whether a C-shaped welding ring is placed in the socket, if not installed, the mobile positioning assembly resets and releases the flange base, the flange base is manually taken out, and then a new flange base is placed on the fixed positioning assembly, and the above-mentioned fixed detection operation is repeated, if yes, the press-fitting assembly drives the aluminum tube to move downward to press the aluminum tube into the socket to achieve the press-fitting of the product, the flange base is fixed by the fixed positioning assembly and the mobile positioning assembly, the accuracy of the press-fitting of the aluminum tube and the socket is ensured, the central axes of the aluminum tube and the flange base are prevented from being not in the same straight line, thereby causing the press-fitting failure and damaging the aluminum tube and the flange base, the detection assembly detects whether a C-shaped welding ring is placed in the socket, thereby preventing the press-fitting failure and wasting time from being found that the C-shaped welding ring is not installed in the socket after the press-fitting is completed. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the prior art descriptions are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model, and for ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0023] Figure 1 The utility model is a three-dimensional pressing mechanism for convenient positioning Figure 1 ;

[0024] Figure 2 This is a front view of a press-fitting mechanism for convenient positioning of the utility model;

[0025] Figure 3 A partially hidden stereoscopic view of a conveniently positioned press-fitting mechanism of the utility model;

[0026] Figure 4 The utility model is a convenient positioning press assembly mechanism for connecting the positioning assembly and the detection assembly to the stereoscopic Figure 1 ;

[0027] Figure 5 The utility model is a convenient positioning press assembly mechanism for connecting the positioning assembly and the detection assembly to the stereoscopic Figure 2 ;

[0028] Figure 6 This is a product stereogram of a conveniently positioned press-fitting mechanism of the utility model;

[0029] Figure 7 for Figure 6 sectional view of .

[0030] The numbers in the figure represent:

[0031] 1. Operation table assembly; 11. Operation table; 12. Safety grating; 13. Two-hand start button; 2. Press-fit assembly; 21. Support frame; 22. Cylinder; 23. Guide rod; 24. Connecting plate; 25. Profiling positioning column; 3. Positioning assembly; 31. Fixed positioning assembly; 311. Bottom plate; 312. Profiling positioning base; 313. Left positioning block; 314. Back support block; 315. Profiling positioning; 32. Mobile positioning assembly; 321. Pad; 322. Second cylinder; 323. Right positioning block; 324. Corner cylinder; 4. Detection assembly; 41. Support block; 42. Third cylinder; 43. Fixed plate; 44. Fourth cylinder; 45. Mounting plate; 46. Mounting slot; 47. Contact detection sensor; 48. Profiling detection block; 5. Product; 51. Aluminum tube; 52. Flange base; 53. C-type welding ring; 54. Socket. DETAILED DESCRIPTION

[0032] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0033] The terms “left”, “right”, “front”, “back”, “up” and “down” mentioned in the following description are oriented in the viewing direction of the front view.

[0034] Embodiment 1

[0035] In some embodiments, please refer to the attached instructions. Figure 1-7 , a press-fitting mechanism for convenient positioning, comprising an operating table assembly 1;

[0036] Also includes product 5;

[0037] A positioning assembly 3 for fixing the product 5 is installed at the lower end of the operating table assembly 1;

[0038] The positioning assembly 3 includes a fixed positioning assembly 31 and a movable positioning assembly 32, both of which are connected to the operating table assembly 1, and the fixed positioning assembly 31 and the movable positioning assembly 32 are connected;

[0039] A detection component 4 for detecting a product 5 is installed at the rear side of the lower end of the operating table component 1;

[0040] A press-fitting assembly 2 for press-fitting is installed at the lower end of the operating table assembly 1 .

[0041] The product 5 is composed of an aluminum tube 51, a flange base 52, a C-shaped welding ring 53 and a socket 54. The upper end of the flange base 52 is provided with a socket 54, the C-shaped welding ring 53 is placed on the upper end of the socket 54 and the C-shaped welding ring 53 is clamped with the aluminum tube 51, and the aluminum tube 51 is plugged into the socket 54.

[0042] When in use, the flange base 52 is manually placed on the fixed positioning component 31 of the positioning component 3, the fixed positioning component 31 positions the bottom, rear side and left side of the flange base 52, and the mobile positioning component 32 positions the right side of the flange base 52. The flange base 52 is clamped under the joint action of the fixed positioning component 31 and the mobile positioning component 32 to achieve the fixation of the flange base 52, and then the aluminum tube 51 is manually installed on the press-fitting component 2, and the detection component 4 detects whether the C-shaped welding ring 53 is placed in the jack 54. If not installed, the mobile positioning component 32 is reset to release the flange base 52, and the flange base 52 is manually taken out, and then a new flange base 52 is placed on the fixed positioning component 31, and the above fixing is repeated. The fixed detection operation is performed. If it exists, the press-fitting component 2 drives the aluminum tube 51 to move downward to press the aluminum tube 51 into the socket 54, and the aluminum tube 51 opens the C-shaped welding ring 53 to realize the clamping connection between the aluminum tube 51 and the C-shaped welding ring 53, thereby completing the press-fitting of the product 5. The flange base 52 is fixed by the fixed positioning component 31 and the movable positioning component 32 to ensure the press-fitting accuracy of the aluminum tube 51 and the socket 54, and prevent the central axes of the aluminum tube 51 and the flange base 52 from being not in the same straight line, thereby causing the press-fitting failure and damaging the aluminum tube 51 and the flange base 52. The detection component 4 detects whether the C-shaped welding ring 53 is placed in the socket 54, and prevents the press-fitting failure caused by finding that the C-shaped welding ring 53 is not installed in the socket 54 after the press-fitting is completed, thereby wasting time.

[0043] The operating table assembly 1 includes an operating table 11 , a safety grating 12 and a two-hand start button 13 . The front sides of the left and right ends of the bottom of the operating table 11 are fixedly connected with the safety grating 12 and the two-hand start button 13 . The two-hand start button 13 is located in front of the safety grating 12 .

[0044] When a person or object enters the light beam of the safety grating 12, the transmission of the light beam will be blocked, triggering the safety grating 12 to stop the operation of related machinery and equipment, thereby avoiding accidents. The two-hand start button 13 controls the operation of the equipment.

[0045] The fixed positioning assembly 31 includes a base plate 311, a contour positioning base 312, a left positioning block 313, a back support block 314 and a contour positioning 315. The left side of the upper end of the base plate 311 is fixedly connected with the contour positioning base 312, the contour positioning 315 and the back support block 314 in sequence from front to back. The upper end of the base plate 311 is also fixedly connected with the left positioning block 313, and the left positioning block 313 is located on the left side of the contour positioning base 312.

[0046] The bottom plate 311 is fixedly connected to the inner bottom of the operating table 11 , and the bottom plate 311 is connected to the movable positioning assembly 32 .

[0047] The movable positioning assembly 32 includes a cushion block 321, a second cylinder 322, a right positioning block 323 and a corner cylinder 324. The cushion block 321 is fixedly connected to the right side of the upper end of the base plate 311, the upper end of the cushion block 321 is fixedly connected to the second cylinder 322, the output end of the second cylinder 322 is fixedly connected to the right positioning block 323, the corner cylinder 324 is fixedly connected to the inner bottom of the operating table 11, and the corner cylinder 324 is located at the left end of the base plate 311.

[0048] When fixing the flange base 52, the flange base 52 is placed on the profiling positioning base 312 and the profiling positioning 315, and the rear end of the flange base 52 is in contact with the front end of the back support block 314, and the left end of the flange base 52 is in contact with the right end of the left positioning block 313. The second cylinder 322 drives the right positioning block 323 to move leftward to press against the flange base 52, and the corner cylinder 324 drives the pressing plate fixedly connected to its output end to rotate and press the top of the flange base 52. Under the joint action of the profiling positioning base 312, the left positioning block 313, the back support block 314, the profiling positioning 315, the right positioning block 323 and the corner cylinder 324, the flange base 52 is fixed, ensuring that the central axes of the aluminum tube 51 and the flange base 52 are on the same straight line, ensuring the accuracy of the press-fitting of the aluminum tube 51 and the jack 54, after fixing, the corner cylinder 324 drives the pressing plate to rotate in the opposite direction to reset, and then detection and press-fitting are carried out;

[0049] The detection component 4 includes a support block 41, a third cylinder 42, a fixing plate 43, a fourth cylinder 44, a mounting plate 45, a mounting groove 46, a contact detection sensor 47 and a profiling detection block 48. The support block 41 is fixedly connected to the inner bottom of the operating table 11, and the support block 41 is located on the rear side of the bottom plate 311. The upper end of the support block 41 is fixedly connected to the third cylinder 42, the output end of the third cylinder 42 is fixedly connected to the fixing plate 43, the front lower side of the fixing plate 43 is fixedly connected to the fourth cylinder 44, the output end of the fourth cylinder 44 is fixedly connected to the mounting plate 45, the front side of the upper end of the mounting plate 45 is provided with a mounting groove 46, the contact detection sensor 47 is clamped with the mounting groove 46, and the lower end of the contact detection sensor 47 is fixedly connected to the profiling detection block 48.

[0050] During detection, the third cylinder 42 drives the fixing plate 43 to move forward, the fixing plate 43 drives the fourth cylinder 44 to move forward, the fourth cylinder 44 drives the mounting plate 45, the contact detection sensor 47 and the profiling detection block 48 to move forward, until the profiling detection block 48 moves to just above the C-shaped welding ring 53, the fourth cylinder 44 drives the mounting plate 45 to move downward, the mounting plate 45 drives the contact detection sensor 47 to move downward, the contact detection sensor 47 drives the profiling detection block 48 to move downward, the contact detection sensor 47 and the profiling detection block 48 cooperate to detect whether a C-shaped welding ring 53 is placed in the jack 54, if the C-shaped welding ring 53 is placed, the fourth cylinder 44 drives the mounting plate 45 to move upward, the mounting plate 45 drives the contact detection sensor 47 and the profiling detection block 48 to move upward and reset, the third cylinder 42 drives the fixing plate 43 to move backward, the fixing plate 43 drives the fourth cylinder 44, the mounting plate 45, the contact detection sensor 47 and the profiling detection block 48 to move downward, 7 and the profiling detection block 48 move backward to reset, and then the press-fitting assembly 2 moves downward to press-fit the aluminum tube 51 and the flange base 52. If the C-type welding ring 53 is not installed, the fourth cylinder 44 drives the mounting plate 45, the contact detection sensor 47 and the profiling detection block 48 to move upward to reset, the third cylinder 42 drives the fixing plate 43, the fourth cylinder 44, the mounting plate 45, the contact detection sensor 47 and the profiling detection block 48 to move backward to reset, the second cylinder 322 drives the right positioning block 323 to move right to loosen the flange base 52, the flange base 52 is manually taken out, and the new flange base 52 is re-placed on the profiling positioning base 312 and the profiling positioning 315, and the fixing and detection operations are repeated until the C-type welding ring 53 is placed in the socket 54. It can be detected whether the C-type welding ring 53 is placed in the socket 54 to prevent the C-type welding ring 53 from being found to be not installed in the socket 54 after the press-fitting is completed, thereby causing the press-fitting to fail and waste time.

[0051] The press-fitting assembly 2 includes a support frame 21, a cylinder 22, a guide rod 23, a connecting plate 24 and a contour positioning column 25. The left and right sides of the lower end of the support frame 21 are fixedly connected to the upper end of the bottom of the operating table 11. The upper end of the support frame 21 is fixedly connected to the cylinder 22, and the output end of the cylinder 22 is fixedly connected to the connecting plate 24. The left and right sides of the upper end of the connecting plate 24 are fixedly connected to the guide rod 23. The guide rod 23 is slidably connected to the upper end of the support frame 21. The cylinder 22 is located between the two groups of guide rods 23. The lower end of the connecting plate 24 is fixedly connected to the contour positioning column 25 plugged into the aluminum tube 51.

[0052] The central axis of the contoured positioning column 25 coincides with the central axis of the fixed insertion hole 54 .

[0053] During press-fitting, the upper end of the aluminum tube 51 is inserted into the circular hole at the lower end of the profiling positioning column 25, the cylinder 22 drives the connecting plate 24 to move downward, and the connecting plate 24 drives the guide rod 23 to slide downward under the limit of the support frame 21. At the same time, the connecting plate 24 drives the profiling positioning column 25 to move downward to insert the aluminum tube 51 into the insertion hole 54, thereby realizing the press-fitting of the product 5.

[0054] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments may still be modified, or some of the technical features may be replaced by equivalents. Such modifications or replacements will not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A press-fitting mechanism for convenient positioning, comprising an operating table assembly (1), characterized in that: A positioning assembly (3) for fixing the product (5) is installed at the lower end of the operating table assembly (1); The positioning assembly (3) comprises a fixed positioning assembly (31) and a movable positioning assembly (32), the fixed positioning assembly (31) and the movable positioning assembly (32) are both connected to the operating table assembly (1), and the fixed positioning assembly (31) and the movable positioning assembly (32) are connected; A detection component (4) for detecting products (5) is installed on the rear side of the lower end of the operating table component (1); A press-fitting assembly (2) for press-fitting is installed at the lower end of the operating table assembly (1); The operating table assembly (1) comprises an operating table (11), a safety grating (12) and a two-hand start button (13); the safety grating (12) and the two-hand start button (13) are fixedly connected to the front sides of the left and right ends of the bottom of the operating table (11); the two-hand start button (13) is located in front of the safety grating (12); The press-fitting assembly (2) comprises a support frame (21), a cylinder (22), a guide rod (23), a connecting plate (24) and a contour positioning column (25). The left and right sides of the lower end of the support frame (21) are fixedly connected to the upper end of the bottom of the operating table (11). The upper end of the support frame (21) is fixedly connected to the cylinder (22). The output end of the cylinder (22) is fixedly connected to the connecting plate (24). The left and right sides of the upper end of the connecting plate (24) are fixedly connected to the guide rod (23). The guide rod (23) is slidably connected to the upper end of the support frame (21). The cylinder (22) is located between the two groups of guide rods (23). The lower end of the connecting plate (24) is fixedly connected to the contour positioning column (25) plugged into the aluminum tube (51).

2. The press-fitting mechanism for convenient positioning according to claim 1, characterized in that: The fixed positioning assembly (31) comprises a bottom plate (311), a contour positioning base (312), a left positioning block (313), a back support block (314) and a contour positioning (315); the left side of the upper end of the bottom plate (311) is fixedly connected to the contour positioning base (312), the contour positioning (315) and the back support block (314) in sequence from front to back; the upper end of the bottom plate (311) is also fixedly connected to the left positioning block (313); the left positioning block (313) is located on the left side of the contour positioning base (312).

3. The press-fitting mechanism for convenient positioning according to claim 2, characterized in that: The bottom plate (311) is fixedly connected to the inner bottom of the operating table (11), and the bottom plate (311) is connected to the movable positioning component (32).

4. The press-fitting mechanism for convenient positioning according to claim 3, characterized in that: The movable positioning assembly (32) comprises a cushion block (321), a second cylinder (322), a right positioning block (323) and a corner cylinder (324); the cushion block (321) is fixedly connected to the right side of the upper end of the bottom plate (311); the upper end of the cushion block (321) is fixedly connected to the second cylinder (322); the output end of the second cylinder (322) is fixedly connected to the right positioning block (323); the corner cylinder (324) is fixedly connected to the inner bottom of the operating table (11); and the corner cylinder (324) is located at the left end of the bottom plate (311).

5. The press-fitting mechanism for convenient positioning according to claim 4, characterized in that: The detection assembly (4) comprises a support block (41), a third cylinder (42), a fixing plate (43), a fourth cylinder (44), a mounting plate (45), a mounting groove (46), a contact detection sensor (47) and a profiling detection block (48). The support block (41) is fixedly connected to the inner bottom of the operating table (11). The support block (41) is located at the rear side of the bottom plate (311). The upper end of the support block (41) is fixedly connected to the third cylinder (42). The output end of the third cylinder (42) is fixedly connected to the fixing plate (43). The lower front end of the fixing plate (43) is fixedly connected to the fourth cylinder (44). The output end of the fourth cylinder (44) is fixedly connected to the mounting plate (45). The upper front side of the mounting plate (45) is provided with a mounting groove (46). The contact detection sensor (47) is snap-fitted to the mounting groove (46). The lower end of the contact detection sensor (47) is fixedly connected to the profiling detection block (48).

6. The press-fitting mechanism for convenient positioning according to claim 5, characterized in that: The central axis of the contoured positioning column (25) coincides with the central axis of the fixed socket (54).

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