Forming die for local upsetting of handle part of inner ball cage

Abstract

The invention provides a forming die for local upsetting of an inner spherical cage handle part, and relates to the technical field of inner spherical cage handle machining. The forming unit is installed on the top of the supporting unit, and a to-be-installed upsetting punch is arranged over the forming unit. The pushing unit is installed on the supporting unit and located under the forming unit. The multifunctional unit is mounted at the top of the forming unit; the prompting unit is installed on the forming unit and the multifunctional unit and used for feeding back the forming precision of the workpiece. According to the device, the situation that the locally upset workpiece does not meet the machining requirement can be reminded, a worker can conveniently adjust or replace the two forming modules in time, and the local upsetting precision of the workpiece is guaranteed; the problems that when a workpiece subjected to upsetting machining does not meet the machining precision, a worker cannot find out the situation in time, a mold cannot be adjusted in time, and the upsetting machining precision of the workpiece is reduced are solved.

Description

Technical Field

[0001] The invention belongs to the technical field of inner ball cage handle processing, and more specifically, particularly relates to a forming die for partially upsetting the inner ball cage handle. Background Art

[0002] The inner ball cage, also known as a part of the constant velocity joint, is a key component that connects the differential part of the gearbox; the processing technology of the inner ball cage handle mainly includes: blanking, chamfering, forward extrusion, upsetting, reverse extrusion, finishing and handle upsetting, etc.; among them, the inner ball cage handle after local upsetting has higher strength and wear resistance, can withstand greater loads and torques, and has good corrosion resistance, which improves the reliability and service life of the product.

[0003] The upsetting forming dies currently in use still have the following problems: 1. It is impossible to shorten the distance between the worker and the workpiece, which makes it inconvenient to install the workpiece to be upset, and it is also inconvenient to remove the workpiece after upsetting. Moreover, the top upsetting punch is always located directly above the workpiece, and the worker's hands are easily crushed, which poses a safety hazard; 2. When the workpiece after upsetting does not meet the processing accuracy, the worker cannot discover it in time and cannot adjust the die in time, which reduces the upsetting processing accuracy of the workpiece. Summary of the invention

[0004] The disclosed embodiment relates to a forming die for local upsetting of the handle of an inner ball cage, which comprises a supporting unit, a forming unit, a pushing unit, a multifunctional unit and a prompting unit; the distance between the workpiece and the worker becomes shorter, and the worker's hands will not be crushed when the top upsetting punch moves downward; it can remind the worker that the workpiece after local upsetting does not meet the processing requirements, so that the staff can adjust or replace the two forming modules in time, thereby ensuring the local upsetting accuracy of the workpiece; it solves the problems of being unable to shorten the distance between the worker and the workpiece, the worker's hands being easily crushed, and the inability to adjust the die in time.

[0005] In a first aspect of the present disclosure, a forming die for partially upsetting the handle of an inner ball cage is provided, which is used for partially upsetting a workpiece; the forming die comprises: a supporting unit, a forming unit, a pushing unit, a multifunctional unit and a prompting unit; a workpiece to be processed is installed on the top of the supporting unit; the forming unit is installed on the top of the supporting unit, and a top upsetting punch to be installed is arranged directly above the forming unit, and the top upsetting punch is used for processing the workpiece;

[0006] The pushing unit is installed on the supporting unit and is located directly below the forming unit, and the pushing unit is used to move the forming unit;

[0007] The multifunctional unit is installed on the top of the forming unit, and is used to position the forming unit and detect the forming accuracy of the workpiece; the prompt unit is installed on the forming unit and the multifunctional unit, and is used to feedback the forming accuracy of the workpiece.

[0008] In at least some embodiments, the support unit includes: a connecting base, a movable support frame and a circular load-bearing seat; a bolt mounting hole is opened at the corner of the connecting base; the movable support frame is slidably installed on the top of the connecting base; and the circular load-bearing seat is fixedly installed on the top of the movable support frame.

[0009] In at least some embodiments, the support unit also includes: a linear electric cylinder and a linkage push frame; there are two linear electric cylinders in total, and the two linear electric cylinders are fixedly installed on the rear side of the connecting base, and the output shafts of the two linear electric cylinders are fixedly connected to the rear side of the movable support frame; the linkage push frame is fixedly installed on the top of the connecting base, and the linkage push frame is inserted into the interior of the movable support frame.

[0010] In at least some embodiments, the forming unit includes: a forming bracket and a forming module; there are two forming brackets in total, and the two forming brackets are fixedly installed on the top of the movable support frame; there are two forming modules in total, and the two forming modules are arranged above the two forming brackets; the inner sides of the two forming modules are respectively provided with upsetting grooves, and the tops of the two forming modules are respectively provided with two positioning slots.

[0011] In at least some embodiments, the forming unit further includes: connecting shafts and positioning links; there are eight connecting shafts in total, and the eight connecting shafts are rotatably mounted on two forming brackets and two forming modules; there are eight positioning links in total, and the eight positioning links are fixedly mounted on the front and rear ends of the eight connecting shafts, and the inner sides of the eight positioning links are in contact with the front and rear sides of the two forming brackets and the two forming modules.

[0012] In at least some embodiments, the pushing unit includes: a circular force-bearing rod, a rectangular movable plate and a circular pushing shaft; the circular force-bearing rod is slidably installed on the movable support frame, and the bottom of the circular force-bearing rod is provided with rounded corners, and the bottom of the circular force-bearing rod is in contact with the top of the linkage pushing frame; the rectangular movable plate is fixedly installed on the top of the circular force-bearing rod; there are four circular pushing shafts in total, and the four circular pushing shafts are fixedly installed on the top of the rectangular movable plate; the four circular pushing shafts pass through the movable support frame, and the tops of the four circular pushing shafts are provided with rounded corners, and the tops of the four circular pushing shafts are in contact with the bottoms of the two forming modules.

[0013] In at least some embodiments, the multifunctional unit includes: a circular guide rod, a movable lifting frame and a U-shaped mounting frame; there are four circular guide rods in total, and the four circular guide rods are fixedly mounted on the top of two forming brackets; the movable lifting frame is slidably mounted on the outside of the four circular guide rods; there are four U-shaped mounting frames in total, and the four U-shaped mounting frames are fixedly mounted on the bottom of the movable lifting frame.

[0014] In at least some embodiments, the multifunctional unit further includes: a positioning rod, a limiting retaining ring A and a coil spring A; there are four positioning rods in total, and the four positioning rods are slidably mounted on four U-shaped mounting frames; the four positioning rods are concentrically arranged with the four positioning slots, and the four positioning rods are gap-matched with the four positioning slots; there are four limiting retaining rings A in total, and the four limiting retaining rings A are fixedly mounted on the top ends of the four circular guide rods, and the bottoms of the four limiting retaining rings A are in contact with the top of the movable lifting frame; there are four coil springs A in total, and the four coil springs A are sleeved on the outside of the four circular guide rods, and the two ends of the four coil springs A are connected to the two forming brackets and the movable lifting frame.

[0015] In at least some embodiments, the multifunctional unit further includes: a limit retaining ring B and a coil spring B; there are four limit retaining rings B in total, and the four limit retaining rings B are fixedly installed on the outside of the four positioning rods, and the bottoms of the four limit retaining rings B are in contact with the tops of the four U-shaped mounting frames; there are four coil springs B in total, and the four coil springs B are sleeved on the outside of the four positioning rods, and the two ends of the four coil springs B are connected to the movable lifting frame and the four limit retaining rings B.

[0016] In at least some embodiments, the prompt unit includes: a battery, an alarm and a control switch; the battery is fixedly connected to the forming bracket on the left; the alarm is fixedly connected to the forming bracket on the left, and the battery is electrically connected to the alarm; there are four control switches in total, and the four control switches are fixedly installed at the bottom of the movable lifting frame; the four control switches are concentrically arranged with the four positioning rods, and the diameter of the four control switches is smaller than the diameter of the four positioning rods, and the four control switches are electrically connected to the battery and the alarm.

[0017] Compared with the prior art, the present invention has the following beneficial effects:

[0018] 1. When the two linear electric cylinders of the present invention drive the movable support frame to move forward, on the one hand, the distance between the workpiece and the worker is shortened, which is convenient for installing the workpiece to be upsetting and also convenient for removing the workpiece after upsetting; on the other hand, the workpiece to be upsetting or after upsetting is misaligned with the top upsetting punch, ensuring that the top upsetting punch will not crush the worker's hand when moving downward, thereby reducing safety hazards.

[0019] 2. In the present invention, when the top upsetting punch moves downward, the thinnest part of the workpiece is upsetting and deformed in the two upsetting grooves; when the two linear electric cylinders drive the movable support frame to move forward, the linkage push frame pushes the circular force-bearing rod upward, so that the two forming modules move upward. The two forming modules can be opened to both sides under the action of eight positioning connecting rods, which is convenient for the installation and removal of the workpiece;

[0020] In addition, when the two linear electric cylinders drive the movable support frame to move backward, the circular force-bearing rod moves downward under the action of gravity, and the two forming modules can be closed inward under the action of eight positioning connecting rods, so that the two upsetting grooves automatically contact the workpiece.

[0021] 3. When the top upsetting punch moves downward, the top upsetting punch can drive the movable lifting frame to move downward at the same time, ensuring that before the top upsetting punch contacts the workpiece, a small portion of the bottom of the four positioning rods can be automatically inserted into the four positioning slots, which limits the two forming modules, avoids the generation of a gap between the two forming modules, and ensures the upsetting accuracy of the workpiece;

[0022] In addition, when the positions of the two forming modules change after closing, one or more positioning rods cannot be smoothly inserted into the corresponding positioning slots, indicating that the workpiece after partial upsetting does not meet the processing requirements;

[0023] In addition, when one or more of the control switches are in the pressed state, the alarm will work, which can remind the staff that the workpiece after local upsetting does not meet the processing requirements, making it convenient for the staff to adjust or replace the two forming modules in time, ensuring the local upsetting accuracy of the workpiece. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] In order to more clearly illustrate the technical solution of the embodiment of the present invention, the drawings of the embodiment are briefly introduced below.

[0025] The drawings described below only relate to some embodiments of the present invention and are not intended to limit the present invention.

[0026] In the attached picture:

[0027] Figure 1 A three-dimensional structural schematic diagram of the present invention is shown.

[0028] Figure 2 The schematic diagram of the structure of the support unit of the present invention is shown.

[0029] Figure 3 The schematic diagram of the structure of the forming unit of the present invention is shown.

[0030] Figure 4 The present invention is shown Figure 1 Schematic diagram of the central cut structure.

[0031] Figure 5 The schematic diagram of the structure of the pushing unit of the present invention is shown.

[0032] Figure 6 The present invention is shown Figure 4 Schematic diagram of the local enlarged structure of area A in the middle.

[0033] Figure 7 The present invention is shown Figure 4 Schematic diagram of the local enlarged structure of area B in the middle.

[0034] Figure 8 The present invention is shown Figure 1 Schematic diagram of the rear side perspective structure.

[0035] Fig. 9 The schematic diagram of the structure of the multifunctional unit and four control switches of the present invention is shown.

[0036] Fig.10 The present invention is shown Fig. 9 Schematic diagram of the local enlarged structure of the C area in the middle.

[0037] Fig.11 The schematic diagram of the structure of the workpiece before and after the partial upsetting of the workpiece of the present invention is shown.

[0038] List of reference numerals:

[0039] 100, support unit; 101, connecting base; 102, movable support frame; 103, round bearing seat; 104, linear electric cylinder; 105, linkage push frame;

[0040] 200, workpiece;

[0041] 300, forming unit; 301, forming bracket; 302, forming module; 3021, upsetting groove; 3022, positioning slot; 303, connecting shaft; 304, positioning connecting rod;

[0042] 400, upsetting punch;

[0043] 500, a driving unit; 501, a circular force-bearing rod; 502, a rectangular movable plate; 503, a circular driving shaft;

[0044] 600, multifunctional unit; 601, circular guide rod; 602, movable lifting frame; 603, U-shaped installation frame; 604, positioning rod; 605, limit retaining ring A; 606, spiral spring A; 607, limit retaining ring B; 608, spiral spring B;

[0045] 700, prompt unit; 701, battery; 702, alarm; 703, control switch. DETAILED DESCRIPTION

[0046] In order to make the purpose, scheme and advantages of the technical solution of the present invention clearer, the technical solution of the embodiment of the present invention will be clearly and completely described in conjunction with the drawings of the specific embodiments of the present invention. Unless otherwise specified, the terms used herein have the usual meanings in the art. The same reference numerals in the drawings represent the same components.

[0047] Example: Please refer to Figures 1 to 11 As shown: The present invention provides a forming die for partially upsetting the handle of an inner ball cage, which is used for partially upsetting a workpiece 200; it comprises: a support unit 100, a forming unit 300, a pushing unit 500, a multifunctional unit 600 and a prompting unit 700; the workpiece 200 to be processed is installed on the top of the support unit 100; the forming unit 300 is installed on the top of the support unit 100, and a top upsetting punch 400 to be installed is arranged directly above the forming unit 300, and the top upsetting punch 400 is used for processing the workpiece 200; the pushing unit 500 is used for processing the workpiece 200; the forming unit 3 ... The unit 500 is installed on the supporting unit 100, and the pushing unit 500 is located directly below the forming unit 300, and the pushing unit 500 is used to move the forming unit 300; the multifunctional unit 600 is installed on the top of the forming unit 300, and the multifunctional unit 600 is used to position the forming unit 300, and the multifunctional unit 600 is also used to detect the forming accuracy of the workpiece 200; the prompt unit 700 is installed on the forming unit 300 and the multifunctional unit 600, and the prompt unit 700 is used to feedback the forming accuracy of the workpiece 200.

[0048] In the present disclosure, Figure 2 and Figure 4 As shown, the support unit 100 includes: a connecting base 101, a movable supporting frame 102 and a circular load-bearing seat 103; a bolt mounting hole is opened at the corner of the connecting base 101; the movable supporting frame 102 is slidably installed on the top of the connecting base 101; the circular load-bearing seat 103 is fixedly installed on the top of the movable supporting frame 102; the support unit 100 also includes: a linear electric cylinder 104 and a linkage push frame 105; there are two linear electric cylinders 104, and the two linear electric cylinders 104 are fixedly installed on the rear side of the connecting base 101, and the output shafts of the two linear electric cylinders 104 are fixedly connected to the rear side of the movable supporting frame 102; the linkage push frame 105 is fixedly installed on the top of the connecting base 101, and the linkage push frame 105 is inserted into the interior of the movable supporting frame 102;

[0049] Its specific function is as follows: since the movable support frame 102 is slidably installed on the top of the connecting base 101, and the two linear electric cylinders 104 are fixedly installed on the rear side of the connecting base 101, and the output shafts of the two linear electric cylinders 104 are fixedly connected to the rear side of the movable support frame 102, when the two linear electric cylinders 104 drive the movable support frame 102 to move forward, on the one hand, the distance between the workpiece 200 and the worker is shortened, which is convenient for installing the workpiece 200 to be roughed and also for removing the workpiece 200 after roughing; on the other hand, the workpiece 200 to be roughed or after roughing is misaligned with the top upsetting punch 400, ensuring that the top upsetting punch 400 will not crush the worker's hand when moving downward, thereby reducing safety hazards.

[0050] In the present disclosure, Figure 3 , Figures 5 to 7 As shown, the forming unit 300 includes: a forming bracket 301 and a forming module 302; there are two forming brackets 301, and the two forming brackets 301 are fixedly installed on the top of the movable support frame 102; there are two forming modules 302, and the two forming modules 302 are arranged above the two forming brackets 301; the inner sides of the two forming modules 302 are respectively provided with upsetting grooves 3021, and the tops of the two forming modules 302 are respectively provided with two positioning slots 3022; the forming unit 300 also includes: a connecting shaft 303 and a positioning link 304; there are eight connecting shafts 303, and the eight connecting shafts 303 are rotatably installed on the two forming brackets 301 and the two forming modules 302; there are eight positioning links 304, and the eight positioning links 304 are fixedly installed at the front and rear ends of the eight connecting shafts 303, and the inner sides of the eight positioning links 304 are in contact with the front and rear sides of the two forming brackets 301 and the two forming modules 302;

[0051] The pushing unit 500 includes: a circular force-bearing rod 501, a rectangular movable plate 502 and a circular pushing shaft 503; the circular force-bearing rod 501 is slidably mounted on the movable support frame 102, and the bottom of the circular force-bearing rod 501 is provided with a rounded corner, and the bottom of the circular force-bearing rod 501 contacts the top of the linkage pushing frame 105; the rectangular movable plate 502 is fixedly mounted on the top of the circular force-bearing rod 501; there are four circular pushing shafts 503 in total, and the four circular pushing shafts 503 are fixedly mounted on the top of the rectangular movable plate 502; the four circular pushing shafts 503 penetrate the movable support frame 102, and the tops of the four circular pushing shafts 503 are provided with rounded corners, and the tops of the four circular pushing shafts 503 contact the bottoms of the two forming modules 302;

[0052] The specific function is as follows: because the inner sides of the two forming modules 302 are respectively provided with upsetting grooves 3021, when the top upsetting punch 400 moves downward, the thinnest part of the workpiece 200 is upsetting and deformed in the two upsetting grooves 3021; ​​and because the bottom of the circular force rod 501 contacts the top of the linkage push frame 105, and the tops of the four circular push shafts 503 contact the bottoms of the two forming modules 302, and the top of the linkage push frame 105 is an inclined structure, when the two linear electric cylinders 104 drive the movable support frame 102 to move forward, , the linkage push frame 105 pushes the circular force-bearing rod 501 to move upward, so that the two forming modules 302 move upward, and the two forming modules 302 can open to both sides under the action of the eight positioning connecting rods 304, so as to facilitate the installation and disassembly of the workpiece 200; when the two linear electric cylinders 104 drive the movable support frame 102 to move backward, the circular force-bearing rod 501 moves downward under the action of gravity, and the two forming modules 302 can close inward under the action of the eight positioning connecting rods 304, so that the two upsetting grooves 3021 automatically contact with the workpiece 200.

[0053] In the present disclosure, Figures 8 to 10As shown, the multifunctional unit 600 includes: a circular guide rod 601, a movable lifting frame 602 and a U-shaped mounting frame 603; there are four circular guide rods 601, and the four circular guide rods 601 are fixedly mounted on the top of the two forming brackets 301; the movable lifting frame 602 is slidably mounted on the outside of the four circular guide rods 601; there are four U-shaped mounting frames 603, and the four U-shaped mounting frames 603 are fixedly mounted on the bottom of the movable lifting frame 602; the multifunctional unit 600 also includes: a positioning rod 604, a limit retaining ring A605 and a spiral spring A606; there are four positioning rods 604, and the four positioning rods 604 are slidably mounted on the four U-shaped mounting frames 603; the four positioning rods 604 are concentrically arranged with the four positioning slots 3022, and the four positioning rods 604 are clearance-matched with the four positioning slots 3022; there are four limit retaining rings A605, and the four limit retaining rings A605 are fixed Installed on the top of four circular guide rods 601, and the bottom of four limit retaining rings A605 is in contact with the top of the movable lifting frame 602; there are four coil springs A606, and the four coil springs A606 are sleeved on the outside of the four circular guide rods 601, and the two ends of the four coil springs A606 are connected to the two forming brackets 301 and the movable lifting frame 602; the multifunctional unit 600 also includes: limit retaining rings B607 and coil springs B608; there are four limit retaining rings B607, and the four limit retaining rings B607 are fixedly installed on the outside of four positioning plug rods 604, and the bottom of the four limit retaining rings B607 is in contact with the top of four U-shaped installation frames 603; there are four coil springs B608, and the four coil springs B608 are sleeved on the outside of four positioning plug rods 604, and the two ends of the four coil springs B608 are connected to the movable lifting frame 602 and the four limit retaining rings B607;

[0054] The prompt unit 700 includes: a battery 701, an alarm 702 and a control switch 703; the battery 701 is fixedly connected to the left forming bracket 301; the alarm 702 is fixedly connected to the left forming bracket 301, and the battery 701 is electrically connected to the alarm 702; there are four control switches 703, and the four control switches 703 are fixedly installed at the bottom of the movable lifting frame 602; the four control switches 703 are concentrically arranged with the four positioning rods 604, and the diameters of the four control switches 703 are smaller than the diameters of the four positioning rods 604, and the four control switches 703 are electrically connected to the battery 701 and the alarm 702;

[0055] The specific function is as follows: since the movable lifting frame 602 is slidably mounted on the outside of the four circular guide rods 601, and the four coil springs A606 are sleeved on the outside of the four circular guide rods 601, and the two ends of the four coil springs A606 are connected to the two forming brackets 301 and the movable lifting frame 602, when the top upsetting punch 400 moves downward, the top upsetting punch 400 can drive the movable lifting frame 602 to move downward at the same time, and since two positioning cards are respectively provided on the tops of the two forming modules 302 The four positioning rods 604 are concentrically arranged with the four positioning slots 3022, and the four positioning rods 604 are clearance-matched with the four positioning slots 3022, ensuring that before the top upsetting punch 400 contacts the workpiece 200, a small portion of the bottom of the four positioning rods 604 can be automatically inserted into the four positioning slots 3022, which limits the two forming modules 302, avoids the generation of a gap between the two forming modules 302, and ensures the upsetting accuracy of the workpiece 200;

[0056] In addition, because the four positioning rods 604 are slidably installed on the four U-shaped mounting frames 603, and the four coil springs B608 are sleeved on the outside of the four positioning rods 604, and the two ends of the four coil springs B608 are connected to the movable lifting frame 602 and the four limit retaining rings B607, when the position of the two forming modules 302 changes after closing, one or more of the positioning rods 604 cannot be smoothly inserted into the corresponding positioning slots 3022, indicating that the workpiece 200 after local upsetting does not meet the processing requirements; and because the battery 701 is electrically connected to the alarm 702, and the four control switches 703 are electrically connected to the battery 701 and the alarm 702, when one or more of the control switches 703 are in a pressed state, the alarm 702 can work, which can remind the staff that the workpiece 200 after local upsetting does not meet the processing requirements, which is convenient for the staff to adjust or replace the two forming modules 302 in time, thereby ensuring the local upsetting accuracy of the workpiece 200.

[0057] The specific usage and function of this embodiment are as follows:

[0058] When the present invention is used, the worker first connects the connecting base 101 and the top upsetting punch 400 to the processing equipment through bolts, and then heats the top of the workpiece 200 to ensure that when the workpiece 200 is subjected to force, the thinnest part of the workpiece 200 is upsetting and deformed in the two upsetting grooves 3021; ​​when the two linear electric cylinders 104 drive the movable support frame 102 to move forward, on the one hand, the distance between the workpiece 200 and the worker is shortened, which is convenient for installing the workpiece 200 to be upset and also for removing the workpiece 200 after upsetting; on the other hand, the workpiece 200 to be upset or upsetting is made The rough-machined workpiece 200 is misaligned with the upsetting punch 400, ensuring that the upsetting punch 400 will not crush the worker's hand when moving downward, reducing safety hazards; when the two linear electric cylinders 104 drive the movable support frame 102 to move forward, the linkage push frame 105 pushes the circular force rod 501 to move upward, so that the two forming modules 302 move upward. The two forming modules 302 can be opened to both sides under the action of the eight positioning connecting rods 304, which is convenient for the installation and removal of the workpiece 200; when the two linear electric cylinders 104 drive the movable support frame 102 to move backward, the circular force rod 501 moves downward under the action of gravity, and the two forming modules 302 can be closed inwardly under the action of the eight positioning connecting rods 304, so that the two upsetting grooves 3021 automatically contact the workpiece 200; when the top upsetting punch 400 moves downward, the top upsetting punch 400 can drive the movable lifting frame 602 to move downward at the same time, ensuring that before the top upsetting punch 400 contacts the workpiece 200, a small part of the bottom of the four positioning plug rods 604 can be automatically inserted into the four positioning slots 3022, which plays a limiting role on the two forming modules 302 and avoids the occurrence of cracks between the two forming modules 302. gaps are generated, thereby ensuring the upsetting accuracy of the workpiece 200; when the positions of the two forming modules 302 change after closing, one or more positioning rods 604 cannot be smoothly inserted into the corresponding positioning slots 3022, indicating that the workpiece 200 after partial upsetting does not meet the processing requirements; when one or more control switches 703 are in a pressed state, the alarm 702 can work, which can remind the staff that the workpiece 200 after partial upsetting does not meet the processing requirements, making it convenient for the staff to adjust or replace the two forming modules 302 in time, thereby ensuring the partial upsetting accuracy of the workpiece 200.

[0059] In this article, there are a few points to note:

[0060] 1. The drawings of the embodiments of the present disclosure only involve structures related to the embodiments of the present disclosure, and other structures may refer to general designs.

[0061] 2. In the absence of conflict, the embodiments of the present disclosure and the features therein may be combined with each other to obtain new embodiments.

[0062] The above are only specific embodiments of the present disclosure, but the protection scope of the present disclosure is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed in the present disclosure, which should be included in the protection scope of the present disclosure. Therefore, the protection scope of the present disclosure should be based on the protection scope of the claims.

Claims

1. A forming die for locally upsetting the handle of an inner ball cage, used for locally upsetting a workpiece (200); comprising: A support unit (100), a forming unit (300), a pushing unit (500), a multifunctional unit (600) and a prompting unit (700); characterized in that a workpiece (200) to be processed is installed on the top of the support unit (100); the forming unit (300) is installed on the top of the support unit (100), and a top upsetting punch (400) to be installed is arranged directly above the forming unit (300), and the top upsetting punch (400) is used to process the workpiece (200); The pushing unit (500) is installed on the supporting unit (100), and the pushing unit (500) is located directly below the forming unit (300), and the pushing unit (500) is used to move the forming unit (300); The multifunctional unit (600) is installed on the top of the forming unit (300), the multifunctional unit (600) is used to position the forming unit (300), and the multifunctional unit (600) is also used to detect the forming accuracy of the workpiece (200); the prompt unit (700) is installed on the forming unit (300) and the multifunctional unit (600), and the prompt unit (700) is used to provide feedback on the forming accuracy of the workpiece (200).

2. A forming die for partially upsetting the handle of an inner ball cage according to claim 1, characterized in that: The support unit (100) comprises: a connecting base (101), a movable supporting frame (102) and a circular bearing seat (103); a bolt mounting hole is provided at a corner of the connecting base (101); the movable supporting frame (102) is slidably mounted on the top of the connecting base (101); and the circular bearing seat (103) is fixedly mounted on the top of the movable supporting frame (102).

3. A forming die for partially upsetting the handle of an inner ball cage according to claim 2, characterized in that: The support unit (100) further comprises: a linear electric cylinder (104) and a linkage push frame (105); two linear electric cylinders (104) are provided, and the two linear electric cylinders (104) are fixedly mounted on the rear side of the connection base (101), and the output shafts of the two linear electric cylinders (104) are fixedly connected to the rear side of the movable support frame (102); the linkage push frame (105) is fixedly mounted on the top of the connection base (101), and the linkage push frame (105) is inserted into the interior of the movable support frame (102).

4. A forming die for partially upsetting the handle of an inner ball cage according to claim 2, characterized in that: The forming unit (300) comprises: a forming bracket (301) and a forming module (302); two forming brackets (301) are provided, and the two forming brackets (301) are fixedly mounted on the top of the movable support frame (102); two forming modules (302) are provided, and the two forming modules (302) are arranged above the two forming brackets (301); upsetting grooves (3021) are respectively provided on the inner sides of the two forming modules (302), and two positioning slots (3022) are respectively provided on the tops of the two forming modules (302).

5. A forming die for partially upsetting the handle of an inner ball cage according to claim 4, characterized in that: The forming unit (300) further comprises: a connecting shaft (303) and a positioning connecting rod (304); a total of eight connecting shafts (303) are provided, and the eight connecting shafts (303) are rotatably mounted on the two forming brackets (301) and the two forming modules (302); a total of eight positioning connecting rods (304) are provided, and the eight positioning connecting rods (304) are fixedly mounted on the front and rear ends of the eight connecting shafts (303), and the inner sides of the eight positioning connecting rods (304) are in contact with the front and rear sides of the two forming brackets (301) and the two forming modules (302).

6. A forming die for partially upsetting the handle of an inner ball cage according to claim 4, characterized in that: The pushing unit (500) comprises: a circular force-bearing rod (501), a rectangular movable plate (502) and a circular pushing shaft (503); the circular force-bearing rod (501) is slidably mounted on the movable support frame (102), and the bottom of the circular force-bearing rod (501) is provided with a rounded corner, and the bottom of the circular force-bearing rod (501) contacts the top of the linkage pushing frame (105); the rectangular movable plate (502) is fixedly mounted on the top of the circular force-bearing rod (501); a total of four circular pushing shafts (503) are provided, and the four circular pushing shafts (503) are fixedly mounted on the top of the rectangular movable plate (502); the four circular pushing shafts (503) penetrate the movable support frame (102), and the tops of the four circular pushing shafts (503) are provided with rounded corners, and the tops of the four circular pushing shafts (503) contact the bottoms of the two forming modules (302).

7. A forming die for partially upsetting the handle of an inner ball cage according to claim 4, characterized in that: The multifunctional unit (600) comprises: a circular guide rod (601), a movable lifting frame (602) and a U-shaped installation frame (603); a total of four circular guide rods (601) are provided, and the four circular guide rods (601) are fixedly installed on the top of two forming brackets (301); the movable lifting frame (602) is slidably installed on the outside of the four circular guide rods (601); a total of four U-shaped installation frames (603) are provided, and the four U-shaped installation frames (603) are fixedly installed on the bottom of the movable lifting frame (602).

8. A forming die for partially upsetting the handle of an inner ball cage according to claim 7, characterized in that: The multifunctional unit (600) further comprises: a positioning rod (604), a limiting retaining ring A (605) and a coil spring A (606); a total of four positioning rods (604) are provided, and the four positioning rods (604) are slidably mounted on four U-shaped mounting frames (603); the four positioning rods (604) are concentrically arranged with the four positioning slots (3022), and the four positioning rods (604) and the four positioning slots (3022) are clearance-matched; the limiting retaining ring A (605) ) are provided with four limit rings A (605), and the four limit rings A (605) are fixedly mounted on the top ends of the four circular guide rods (601), and the bottoms of the four limit rings A (605) are in contact with the top of the movable lifting frame (602); the coil springs A (606) are provided with four, and the four coil springs A (606) are sleeved on the outside of the four circular guide rods (601), and the two ends of the four coil springs A (606) are connected to the two forming brackets (301) and the movable lifting frame (602).

9. A forming die for partially upsetting the handle of an inner ball cage according to claim 8, characterized in that: The multifunctional unit (600) further comprises: a limit retaining ring B (607) and a coil spring B (608); a total of four limit retaining rings B (607) are provided, and the four limit retaining rings B (607) are fixedly installed on the outside of the four positioning rods (604), and the bottoms of the four limit retaining rings B (607) are in contact with the tops of the four U-shaped mounting frames (603); a total of four coil springs B (608) are provided, and the four coil springs B (608) are sleeved on the outside of the four positioning rods (604), and the two ends of the four coil springs B (608) are connected to the movable lifting frame (602) and the four limit retaining rings B (607).

10. A forming die for partially upsetting the handle of an inner ball cage according to claim 8, characterized in that: The prompt unit (700) comprises: a battery (701), an alarm (702) and a control switch (703); the battery (701) is fixedly connected to the left forming bracket (301); the alarm (702) is fixedly connected to the left forming bracket (301), and the battery (701) and the alarm (702) are electrically connected; there are four control switches (703) in total, and the four control switches (703) are fixedly installed at the bottom of the movable lifting frame (602); the four control switches (703) are concentrically arranged with the four positioning rods (604), and the diameters of the four control switches (703) are smaller than the diameters of the four positioning rods (604), and the four control switches (703) are electrically connected to the battery (701) and the alarm (702).

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