A lathe for machining shaft-type workpieces
By designing components such as fixtures, static pressure brackets, limiting mechanisms and protective devices on the lathe, the problem of low operating safety of staff during machining of shaft workpieces on the lathe is solved, and higher operating safety and equipment flexibility are achieved.
Patent Information
- Application Number
- CN202420397968.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-01
- Publication Date
- 2025-04-08
- Estimated Expiration
- 2034-03-01
AI Technical Summary
When machining shaft-type workpieces on the lathe, the staff operate on the telescopic protective cover, with limited space and lack of protective structure, resulting in low operating safety.
A lathe for machining shaft workpieces is designed, using components such as fixtures, static pressure brackets, limiting mechanisms and telescopic protective covers. The workpieces are fixed through fixtures and static pressure brackets, and the positions of the chassis and tool holders are adjusted using the first and second displacement mechanisms. When the staff operates on the telescopic protective cover, they are equipped with protective devices and adjustment mechanisms to improve operational safety.
Through this lathe design, the staff obtains higher safety during operation, the protective device effectively protects the operator, and the equipment is flexible, making it easy to adjust and use.
Smart Images
Figure CN222725483U_ABST
Abstract
Description
Technical Field
[0001] The present application relates to the field of lathes, and in particular to a lathe for machining shaft workpieces. Background Art
[0002] A lathe is a machine tool that uses a turning tool to turn a rotating workpiece. Lathes are the most important type of metal cutting machine tools. In general machine manufacturing factories, lathes are the most numerous and are also called mother machines. At the same time, lathes can also be used to perform corresponding processing with drills, reamer drills, reamers, taps, dies and knurling tools.
[0003] At present, when a lathe is processing shaft workpieces, workers stand on the telescopic protective cover to fix the shaft workpieces and replace the tools. However, the space on the telescopic protective cover is limited, and there is not much space available for workers. In addition, no protective structure is set on the equipment, resulting in low safety for workers during operation. Utility Model Content
[0004] In order to improve the safety of workers during operation, the present application provides a lathe for processing shaft workpieces.
[0005] The present application provides a lathe for machining shaft workpieces using the following technical solutions:
[0006] A lathe for processing shaft workpieces comprises a fixture and a first displacement mechanism, wherein the workpiece body is clamped at one end of the fixture close to the first displacement mechanism, a chassis is movably mounted on one side of the top end of the first displacement mechanism, a static pressure bracket is movably mounted on the middle part of the top end of the first displacement mechanism, and limiting mechanisms are symmetrically mounted on both sides of the static pressure bracket, a telescopic protective cover is arranged on one side of the first displacement mechanism, a protective device and a control panel are arranged on the side of the top end of the telescopic protective cover close to the fixture, a tool holder is arranged on one end of the telescopic protective cover, and a second displacement mechanism is arranged on the end of the tool holder away from the telescopic protective cover.
[0007] By adopting the above technical scheme, the workpiece body is fixed by the clamp, the static pressure bracket and the two limit mechanisms, and the first displacement mechanism is used to facilitate the adjustment of the position of the static pressure bracket and the chassis. The second displacement mechanism can be used to drive the tool holder to adjust the position. The staff stands on the upper end of the telescopic protective cover to operate, and there are protective devices for protection during operation. The whole equipment has high flexibility, is easy to adjust, and has a good fixing effect on the workpiece body.
[0008] Preferably, one end of the workpiece body away from the fixture is in close contact with the top end of the static pressure bracket.
[0009] By adopting the above technical solution, the end of the workpiece body away from the fixture is supported by the static pressure bracket, thereby improving the stability of the workpiece body during processing.
[0010] Preferably, the two limiting mechanisms are both in close contact with the outer surface of the workpiece body.
[0011] By adopting the above technical solution, two limiting mechanisms are used to limit the two sides of the workpiece body, thereby improving the stability of the workpiece body.
[0012] Preferably, the protective device includes a connecting plate, an adjustment mechanism is installed in the middle of the top of the connecting plate, support rods are fixedly connected to both sides of the bottom of the connecting plate, and the upper outer surfaces of the two support rods are commonly fixedly inserted and connected with a limiting arc plate, the lower outer surfaces of the two support rods are fixedly inserted and connected with support seats, and the tops of the two support seats are movably inserted and connected with sliding blocks, the bottom ends of the support rods are fixedly connected with pads, and the pads are fixedly connected to the telescopic protective cover.
[0013] By adopting the above technical solution, the protective device is installed on the upper end of the telescopic protective cover to protect the workers when they are operating. The switch of the adjustment mechanism is used to facilitate the workers to go up and down, and the two support rods are used to support the limit arc plate and the support seat, so that the limit arc plate and the support seat can stably support the adjustment mechanism.
[0014] Preferably, the adjusting mechanism includes a driver, the output end of the driver is fixedly connected to a rotating plate, the bottom end of the rotating plate is movably connected to a driving seat on a side away from the driver, the driving seat is fixedly connected to a movable arc rod on one end away from the rotating plate, a limiting arc rod is fixedly connected to the middle of the outer surface of the movable arc rod, a plurality of protective rods are fixedly connected to the bottom end of the movable arc rod at equal distances, the bottom ends of the protective rods are commonly fixedly connected to a supporting arc rod, and the driver is installed together with the connecting plate.
[0015] By adopting the above technical solution, the driver is used to drive the movable arc rod to rotate, so that the switch function can be realized, which has high flexibility and is easy to use.
[0016] Preferably, the output end of the driver passes through the bottom end of the connecting plate and is fixedly connected to the rotating plate, and both sides of the bottom end of the supporting arc rod are fixedly connected to two sliding blocks respectively.
[0017] By adopting the above technical solution, the support arc rod is connected to the sliding block, thereby improving the stability of the support arc rod when sliding.
[0018] Preferably, the limiting arc plate includes an arc seat, a groove is provided in the middle of the inner wall of the arc seat, and the arc seat is fixedly and interlacedly connected with two support rods.
[0019] By adopting the above technical solution, the arc seat and the support rod are fixedly interlaced and connected, which can support the movable arc rod and improve the stability of the movable arc rod.
[0020] Preferably, the groove is movably interlaced with the limiting arc rod.
[0021] By adopting the above technical solution, the groove and the limiting arc rod are movably connected and interlaced, so that the movable arc rod can be limited, making its operation more stable.
[0022] In summary, the present application includes at least one of the following beneficial technical effects:
[0023] 1. The protective device can protect the workers when they adjust and fix the tool and the workpiece body, and will not affect the workers' operation, which is highly safe;
[0024] 2. With the help of the driver, when starting, the output end of the driver drives the rotating plate to rotate, and the rotating plate drives the driving seat to rotate, so that the driving seat drives the movable arc rod to rotate, and the movable arc rod drives the limit arc rod to slide in the groove, so that the supporting arc rod rotates, and the supporting arc rod drives the sliding block to slide in the supporting seat, so that the position of the protective rod can be adjusted, which is convenient for the staff to go up and down. BRIEF DESCRIPTION OF THE DRAWINGS
[0025] Figure 1 This is a schematic diagram of the overall structure of a lathe for machining shaft workpieces in this application;
[0026] Figure 2 This is a schematic diagram of the structure of a lathe protective device for machining shaft workpieces in this application;
[0027] Figure 3 This is a schematic diagram of the structure of the adjustment mechanism of the lathe used for machining shaft workpieces in this application;
[0028] Figure 4 This is a schematic diagram of the structure of the limiting arc plate of a lathe used for machining shaft workpieces in this application.
[0029] Reference numerals: 1, fixture; 2, first displacement mechanism; 3, chassis; 4, static pressure bracket; 5, workpiece body; 6, tool holder; 7, second displacement mechanism; 8, telescopic protective cover;
[0030] 9. Protective device; 91. Connecting plate; 92. Adjusting mechanism; 93. Support rod; 94. Support seat; 95. Sliding block; 96. Cushion block;
[0031] 10. Control panel; 11. Limiting mechanism;
[0032] 97, limit arc plate; 971, arc seat; 972, groove;
[0033] 911, driver; 912, rotating plate; 913, driving seat; 914, movable arc rod; 915, limiting arc rod; 916, protective rod; 917, supporting arc rod. DETAILED DESCRIPTION
[0034] The following is combined with Figure 1 —4 Provide further details of this application.
[0035] The embodiment of the present application discloses a lathe for machining shaft workpieces.
[0036] Example 1
[0037] Reference Figure 1 A lathe for processing shaft workpieces includes a fixture 1 and a first displacement mechanism 2. An independently movable chassis 3 and a static pressure bracket 4 are installed on the top of the first displacement mechanism 2. The static pressure bracket 4 is located between the chassis 3 and the fixture 1. One end of the workpiece body 5 is clamped in the fixture 1, and the other end is tightly attached to the static pressure bracket 4. The workpiece body 5 is supported by the static pressure bracket 4, which improves the stability of the workpiece body 5 during processing. Two limiting mechanisms 11 are symmetrically fixed on both sides of the static pressure bracket 4, which can limit and fix the two sides of the workpiece body 5 on the static pressure bracket 4.
[0038] The telescopic protective cover 8 is arranged on one side of the first displacement mechanism 2, and the end of the telescopic protective cover 8 close to the tool holder 6 is fixedly connected to the second displacement mechanism 7, the protective device 9 and the control panel 10 are both fixedly installed on the top of the telescopic protective cover 8 close to the workpiece body 5, the protective device 9 and the control panel 10 are close to the fixture 1, the tool holder 6 is arranged on the side of the telescopic protective cover 8 close to the protective device 9, and the tool holder 6 is fixed to the moving end of the second displacement mechanism 7;
[0039] The position of the tool holder 6 can be adjusted by the second displacement mechanism 7. The second displacement mechanism 7 is fixedly installed on one end of the tool holder 6 away from the telescopic protective cover 8, and the bottom end of the tool holder 6 is fixedly installed together with the second displacement mechanism 7; the top end of the static pressure bracket 4 is tightly attached to the bottom outer surface of the workpiece body 5 away from the fixture 1, and the outer surfaces on both sides of the workpiece body 5 are tightly attached to the two limiting mechanisms 11 respectively, so that the workpiece body 5 can be supported and limited.
[0040] The implementation principle of a lathe for machining shaft workpieces in the embodiment of the present application is as follows:
[0041] One end of the workpiece body 5 is clamped and fixed by the fixture 1, and the hydrostatic bracket 4 and the chassis 3 are displaced on the first displacement mechanism 2 according to the length of the workpiece body 5, so that the hydrostatic bracket 4 is in close contact with the outer surface of the workpiece body 5 away from the fixture 1, and then the two limiting mechanisms 11 are adjusted to limit the workpiece body 5. In this way, the workpiece body 5 has high stability when it rotates, the tool is fixed by the tool holder 6, and the position of the tool holder 6 can be adjusted by the second displacement mechanism 7, the entire equipment can be controlled by the control panel 10, and the protective device 9 can be used for protection to improve safety.
[0042] Example 2
[0043] Reference Figure 2-4 The difference between this embodiment and embodiment 1 is that the protective device 9 includes a connecting plate 91, and the adjusting mechanism 92 is fixedly installed in the middle of the top of the connecting plate 91. Since the adjusting mechanism 92 includes a driver 911, the driver 911 is fixed in the middle of the top of the connecting plate 91, and the output end of the driver 911 movably passes through the connecting plate 91 and extends to the bottom of the connecting plate 91, so that the connecting plate 91 can support the driver 911, and two support rods 93 are fixed at the bottom end of the connecting plate 91 and support the connecting plate 91. Two support seats 94 are respectively fixed and inserted in the lower outer surfaces of the two support rods 93, and two sliding blocks 95 are respectively movably inserted in the two support seats 94, and the sliding blocks 95 are supported by the support seats 94. The two sides of the limiting arc plate 97 are respectively inserted with the two support rods 93.
[0044] The bottom ends of the support rods 93 are fixedly connected to two cushion blocks 96, respectively, and the two cushion blocks 96 are fixedly connected to the top sides of the telescopic protective cover 8 and correspond to each other; the adjustment mechanism 92 includes a driver 911, a rotating plate 912, a protective rod 916 and a supporting arc rod 917, the driver 911 is set as a three-phase asynchronous motor, and a total of several protective rods 916 are set at equal intervals, which can be installed according to specific needs to increase the protection effect;
[0045] One end of the rotating plate 912 is fixed to the output end of the driver 911, and the output end of the driver 911 coincides with the center of the circle of the movable arc rod 914 and the limit arc rod 915. The other end of the rotating plate 912 is movably connected to the driving seat 913, and the movable arc rod 914 is fixedly connected to the other end of the driving seat 913. The shape of the driving seat 913 is as follows: Figure 3 As shown in the figure, when the rotating plate 912 rotates, the movable arc rod 914 can be driven to rotate through the driving seat 913, the limiting arc rod 915 is fixedly connected to the outer surface of the movable arc rod 914, and a plurality of protective rods 916 are evenly fixed at the bottom end of the movable arc rod 914. The plurality of protective rods 916 can be used to protect the staff and improve the safety during operation;
[0046] The supporting arc rod 917 is fixedly connected to the bottom end of several protective rods 916, the connecting plate 91 is fixedly connected to the lower end of the driver 911, and the output end of the driver 911 is movably connected to the connecting plate 91, so that when the output end of the driver 911 rotates, the connecting plate 91 will not be driven to rotate, and the two sliding blocks 95 are respectively fixedly connected to the two sides of the bottom end of the supporting arc rod 917, and the width of the sliding block 95 is the same as the width of the supporting arc rod 917; the limiting arc plate 97 includes an arc seat 971 and a groove 972, and the groove 972 is opened in the middle of the inner wall of the arc seat 971; the limiting arc rod 915 is movably inserted and connected in the groove 972, so that the movable arc rod 914 can be limited.
[0047] The implementation principle of Example 2 is:
[0048] Start the driver 911, and the output end of the driver 911 drives the rotating plate 912 fixedly connected to it to rotate, and the rotating plate 912 drives the driving seat 913 movably connected to it to rotate, so that the driving seat 913 drives the movable arc rod 914 fixedly connected to it to rotate, and the movable arc rod 914 drives the limiting arc rod 915 fixedly connected to it to slide in the groove 972. At the same time, the protective rod 916 fixedly connected to it is driven to rotate through the movable arc rod 914, and the protective rod 916 drives the supporting arc rod 917 fixedly connected to it to rotate, so that the supporting arc rod 917 drives the sliding block 95 fixedly connected to it to slide in the supporting seat 94. After the movable arc rod 914 rotates 70 degrees, the position of the protective rod 916 has been adjusted by the movable arc rod 914, freeing up space for entry and exit, which is convenient for the staff to enter and exit. When the staff adjusts and fixes the tool and the workpiece body 5, it can protect the staff without affecting the staff's operation, and has high safety.
[0049] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.
Claims
1. A lathe for machining shaft workpieces, characterized in that: The invention comprises a clamp (1) and a first displacement mechanism (2); a workpiece body (5) is clamped at one end of the clamp (1) close to the first displacement mechanism (2); a chassis (3) is movably mounted on one side of the top of the first displacement mechanism (2); a static pressure bracket (4) is movably mounted in the middle of the top of the first displacement mechanism (2); limiting mechanisms (11) are symmetrically mounted on both sides of the static pressure bracket (4); a telescopic protective cover (8) is arranged on one side of the first displacement mechanism (2); a protective device (9) and a control panel (10) are arranged on the top of the telescopic protective cover (8) close to the clamp (1); a tool holder (6) is arranged at one end of the telescopic protective cover (8); and a second displacement mechanism (7) is arranged at the end of the tool holder (6) away from the telescopic protective cover (8).
2. A lathe for machining shaft workpieces according to claim 1, characterized in that: One end of the workpiece body (5) away from the fixture (1) is in close contact with the top end of the static pressure bracket (4).
3. A lathe for machining shaft workpieces according to claim 1, characterized in that: The two limiting mechanisms (11) are both in close contact with the outer surface of the workpiece body (5).
4. A lathe for machining shaft workpieces according to claim 1, characterized in that: The protective device (9) comprises a connecting plate (91), an adjusting mechanism (92) is installed in the middle of the top of the connecting plate (91), both sides of the bottom of the connecting plate (91) are fixedly connected with support rods (93), and the upper outer surfaces of the two support rods (93) are fixedly connected with a limiting arc plate (97), the lower outer surfaces of the two support rods (93) are fixedly connected with a support seat (94), and the tops of the two support seats (94) are movably connected with a sliding block (95), and the bottom ends of the support rods (93) are fixedly connected with a cushion block (96), and the cushion blocks (96) are fixedly connected to the telescopic protective cover (8).
5. A lathe for machining shaft workpieces according to claim 4, characterized in that: The regulating mechanism (92) comprises a driver (911), the output end of the driver (911) is fixedly connected to a rotating plate (912), the bottom end of the rotating plate (912) away from the driver (911) is movably connected to a driving seat (913) in an interlaced manner, the end of the driving seat (913) away from the rotating plate (912) is fixedly connected to a movable arc rod (914), the middle part of the outer surface of the movable arc rod (914) is fixedly connected to a limiting arc rod (915), the bottom end of the movable arc rod (914) is fixedly connected to a plurality of protective rods (916) at equal distances, the bottom ends of the protective rods (916) are fixedly connected to a supporting arc rod (917), and the driver (911) is installed together with the connecting plate (91).
6. A lathe for machining shaft workpieces according to claim 5, characterized in that: The output end of the driver (911) passes through the bottom end of the connecting plate (91) and is fixedly connected to the rotating plate (912), and the two sides of the bottom end of the supporting arc rod (917) are respectively fixedly connected to two sliding blocks (95).
7. A lathe for machining shaft workpieces according to claim 4, characterized in that: The limiting arc plate (97) comprises an arc seat (971), a groove (972) is provided in the middle of the inner wall of the arc seat (971), and the arc seat (971) is fixedly connected with two support rods (93).
8. A lathe for machining shaft workpieces according to claim 7, characterized in that: The groove (972) is movably connected to the limiting arc rod (915).