Large-aperture heavy horizontal machining center
By designing a large-bore heavy-duty horizontal machining center with indexing clamping function, a large-bore heavy-duty horizontal machining center with boring bars and tool holders, the existing heavy-duty horizontal machine tools have solved the problems of low production capacity, low accuracy and large investment, and achieved the correct and correct The multi-process processing needs of heavy-duty shaft parts and thick long shafts and hollow pipes improve production capacity and accuracy, and reduce investment costs.
Patent Information
- Application Number
- CN202420125581.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-01-18
- Publication Date
- 2024-12-10
- Estimated Expiration
- Not applicable · inactive patent
AI Technical Summary
Existing heavy-duty horizontal machine tools have problems of low production capacity, low accuracy and large investment when processing heavy-duty workpieces, especially the waste of time and deformation caused by the disassembly, transport and secondary clamping of workpieces.
A large-bore heavy-duty horizontal machining center is designed, including a bedside box, a rear chuck, a boring bar, a tool holder and a front chuck. The bedside box has indexing clamping function, and the boring bar is used to bore the inner hole , The tool holder is a turn-and-mill composite tool holder, suitable for turning, milling and drilling processes, and provides support and top-tightening functions through rollers and tailstocks.
It improves the production capacity and accuracy of the machining center, meets the multi-process needs of heavy-duty shaft parts, thick long shafts and hollow tube parts, and reduces investment costs.
Smart Images
Figure CN222134067U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of machine tools, in particular to a large-aperture heavy-duty horizontal machining center. Background Art
[0002] Heavy-duty horizontal machine tools are mainly used to process workpieces weighing no less than 10 tons. Existing heavy-duty horizontal machine tools in this field are mainly used to process shaft parts with larger diameters, mainly with turning functions, and have relatively simple functions. The main problems of existing heavy-duty horizontal machine tools are:
[0003] 1. Low production capacity. After the turning process is completed, the workpiece must be transferred to other equipment for the next process. The disassembly, transportation, and secondary clamping of the workpiece consume a lot of time, which restricts the production capacity;
[0004] 2. Low precision. As mentioned above, the disassembly, transportation and secondary clamping of the workpiece will cause deformation of the workpiece and increase the clamping error, thus reducing the machining accuracy.
[0005] 3. The investment is large. Workpiece processing often requires multiple devices to complete, and investors need to purchase multiple devices. Utility Model Content
[0006] Based on this, the purpose of the utility model is to provide a large-aperture heavy-duty horizontal machining center to solve the technical problems raised in the above-mentioned background technology.
[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a large-aperture heavy-duty horizontal machining center, comprising a bed, a headstock box is arranged on the left side of the top of the bed, a rear chuck is arranged on the left side of the inside of the headstock box, and a rear chuck is arranged on the right side of the inside of the headstock box. A roller is installed at the top of the bed on the right side of the headstock box, a boring bar bracket is installed at the top of the bed on one side of the roller, a boring tool seat is installed at the top of the bed on one side of the boring bar bracket, a boring bar passing through the boring bar bracket is installed inside the boring tool seat, a tool holder is installed at the front end of the boring bar at the top of the bed, and a tailstock is installed at the top of the bed on the right side of the boring tool seat.
[0008] Preferably, a through hole is provided inside the headboard box.
[0009] Preferably, the rear chuck and the front chuck are both composed of a chuck body, a movable jaw and a jaw driving mechanism.
[0010] Preferably, the support roller is composed of a support frame, a support shaft and a roller body, and the roller body is rotatably connected to the inner side of the support frame through the support shaft.
[0011] Preferably, the boring bar bracket consists of a limiting plate and a supporting plate, and the limiting plate is welded to the top end of the supporting plate.
[0012] Preferably, the tailstock is composed of a mounting seat and a hydraulic cylinder, and the hydraulic cylinder is mounted on the top of the mounting seat by screws.
[0013] In summary, the utility model mainly has the following beneficial effects:
[0014] The existing large-aperture heavy-duty horizontal machining centers have low production capacity, low precision and large investment. The utility model is provided with a headstock, a rear chuck, a boring bar, a tool holder and a front chuck. The headstock has an indexing clamping function, which can meet the continuous rotation requirements of the turning process and the indexing clamping requirements during milling and drilling. The front chuck is used to clamp the workpiece, and the rear chuck is used to clamp thick and long shafts and hollow tube parts. The headstock has a large through hole, and thick and long shafts and hollow tube parts can pass through the middle. The boring bar can be used for boring the inner hole, and the tool holder is a turning and milling compound tool holder, which can be used for turning, milling and drilling of the workpiece. In summary, the large-aperture heavy-duty horizontal machining center can meet the process requirements of turning, milling, drilling and boring of heavy shaft parts, and can also process thick and long shafts and hollow tube parts with large diameter, thereby improving production capacity and precision and having relatively low investment. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] Figure 1 It is a three-dimensional structural schematic diagram of the utility model in a front view;
[0016] Figure 2 It is a schematic diagram of the three-dimensional structure of the utility model from the side;
[0017] Figure 3 It is a side view of the roller of the utility model;
[0018] Figure 4 It is a side view of the boring bar bracket of the utility model.
[0019] In the figure: 1. bed; 2. headstock; 3. rear chuck; 4. roller; 5. boring bar bracket; 6. boring bar; 7. tool holder; 8. tailstock; 9. front chuck; 10. boring tool holder. DETAILED DESCRIPTION
[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. The embodiments described below with reference to the drawings are exemplary and are only used to explain the utility model, and cannot be understood as limiting the utility model.
[0021] The following describes an embodiment of the utility model based on its overall structure.
[0022] Large-diameter heavy-duty horizontal machining centers, such as Figure 1 and Figure 2As shown, it includes a bed 1, and a headstock box 2 is arranged on the left side of the top of the bed 1. A through hole is opened inside the headstock box 2. The large hole in the headstock box 2 can facilitate thick and long shafts and hollow tube parts to pass through the middle, and the headstock box 2 has a dividing clamping function, which can meet the continuous rotation requirements of the turning process, and can also meet the dividing clamping requirements during milling and drilling.
[0023] See also Figure 1 and Figure 2 It can be seen that a rear chuck 3 is arranged on the left side inside the headstock box 2, and a rear chuck 3 is arranged on the right side inside the headstock box 2. The rear chuck 3 and the front chuck 9 are both composed of a chuck body, a movable jaw and a jaw driving mechanism. The front chuck 9 is used for clamping the workpiece, and the rear chuck 3 is used for clamping thick and long shafts and hollow tube parts.
[0024] See also Figure 1 , Figure 2 and Figure 3 It can be seen that a roller 4 is installed at the top of the bed 1, located on the right side of the headstock box 2. The roller 4 is composed of a support frame, a support shaft and a roller body, and the roller body is rotatably connected to the inner side of the support frame through the support shaft. The roller 4 can be used to support the workpiece to ensure that the workpiece will not sag or deform due to the action of gravity and cutting force.
[0025] See also Figure 1 , Figure 2 and Figure 4 It can be seen that a boring bar bracket 5 is installed at the top of the bed 1 on one side of the roller 4. The boring bar bracket 5 consists of a limit plate and a support plate, and the limit plate is welded to the top of the support plate. The boring bar bracket 5 can play a supporting role.
[0026] See also Figure 1 and Figure 2 It can be known that a boring tool holder 10 is installed at the top of the bed 1 on one side of the boring bar bracket 5, and a boring bar 6 penetrating the boring bar bracket 5 is installed inside the boring tool holder 10 for boring inner holes.
[0027] See also Figure 1 and Figure 2 It can be seen that a tool holder 7 is installed at the top of the bed 1 at the front end of the boring bar 6. The tool holder 7 is a turning and milling compound tool holder, which is used for turning, milling and drilling of workpieces.
[0028] See also Figure 1 and Figure 2 It can be seen that a tailstock 8 is installed at the top of the bed 1, located on the right side of the boring tool seat 10. The tailstock 8 consists of a mounting seat and a hydraulic cylinder, and the hydraulic cylinder is installed on the top of the mounting seat by screws. The tailstock 8 is used for tightening when processing heavy parts, which has the same function as the roller 4.
[0029] The working principle of the utility model is: when using the large-aperture heavy-duty horizontal machining center, the workpiece can be clamped by the rear chuck 3 and the front chuck 9, and the workpiece can be supported by the roller 4, so that the workpiece can be guaranteed not to sag or deform due to the action of gravity and cutting force, and then the inner hole can be bored by the boring bar 6, and the workpiece can also be turned, milled and drilled by the tool holder 7. In this process, the tailstock 8 can be used to tighten the heavy parts during processing. The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.
[0030] Although an embodiment of the utility model has been shown and described, this specific embodiment is merely an explanation of the utility model and is not a limitation of the utility model. The specific features, structures, materials or characteristics described may be combined in a suitable manner in any one or more embodiments or examples. After reading this specification, those skilled in the art may make modifications, substitutions and variations to the embodiments without creative contributions as needed without departing from the principles and purpose of the utility model. However, as long as they are within the scope of the claims of the utility model, they are protected by patent law.
Claims
1. A large-diameter heavy-duty horizontal machining center, comprising a bed (1), characterized in that: A headstock (2) is arranged on the left side of the top of the bed (1), a rear chuck (3) is arranged on the left side inside the headstock (2), and a rear chuck (3) is arranged on the right side inside the headstock (2). A roller (4) is installed at the top of the bed (1) on the right side of the headstock (2), a boring bar bracket (5) is installed at the top of the bed (1) on the side of the roller (4), a boring tool seat (10) is installed at the top of the bed (1) on the side of the boring bar bracket (5), a boring bar (6) passing through the boring bar bracket (5) is installed inside the boring tool seat (10), a tool holder (7) is installed at the front end of the boring bar (6) at the top of the bed (1), and a tailstock (8) is installed at the top of the bed (1) on the right side of the boring tool seat (10).
2. The large-aperture heavy-duty horizontal machining center according to claim 1 is characterized in that: A through hole is provided inside the headboard box (2).
3. The large-aperture heavy-duty horizontal machining center according to claim 1 is characterized in that: The rear chuck (3) and the front chuck (9) are both composed of a chuck body, a movable clamping jaw and a clamping jaw driving mechanism.
4. The large-aperture heavy-duty horizontal machining center according to claim 1 is characterized in that: The roller (4) is composed of a support frame, a support shaft and a roller body, and the roller body is rotatably connected to the inner side of the support frame via the support shaft.
5. The large-aperture heavy-duty horizontal machining center according to claim 1 is characterized in that: The boring bar bracket (5) is composed of a limiting plate and a supporting plate, and the limiting plate is welded to the top end of the supporting plate.
6. The large-aperture heavy-duty horizontal machining center according to claim 1 is characterized in that: The tailstock (8) is composed of a mounting seat and a hydraulic cylinder, and the hydraulic cylinder is mounted on the top of the mounting seat by means of screws.