Non-standard tool magazine for composite machine tool
By designing a non-standard tool magazine on a composite machine tool, and utilizing the machine tool's own structure to achieve automatic tool changing, the problem of storing and changing overweight and oversized tools has been solved, improving processing efficiency and reducing labor intensity and modification costs.
Patent Information
- Application Number
- CN202520662813.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-04-09
- Publication Date
- 2026-02-27
- Estimated Expiration
- 2035-04-09
AI Technical Summary
Existing composite machine tools cannot effectively store overweight and oversized cutting tools, and manual tool changing is labor-intensive and poses safety hazards.
Design a non-standard tool magazine that is mounted on the side of the machine tool table and achieves automatic tool changing through a rotation and translation mechanism. Combined with the X and Y axis movement of the machine tool and the Z axis lifting of the vertical spindle box, automatic and safe tool changing is achieved.
It enables automated storage and safe tool changing for heavy and large cutting tools, reducing labor intensity and modification costs, and improving processing efficiency.
Smart Images
Figure CN223947420U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to composite machine tool technical field especially relates to a non-standard tool magazine for composite machine tool. BACKGROUND
[0002] Composite machine tool belongs to a kind of multitask machine tool, usually combines turning, milling, boring and other multiple processing functions, can complete multiple processing in one clamping, thereby reducing clamping times, improve precision and processing efficiency. Especially for the processing of very heavy parts, the efficiency improvement brought by reducing clamping times is more obvious. Figure 10 As shown in a large boring cutter, its maximum tool is up to 695mm, single tool weight reaches 35Kg, belongs to a kind of overweight tool and super large tool, usually a tool magazine installs multiple tools, the weight of entire tool magazine plus tool can reach about 800Kg. Current standard BT50 tool magazine maximum tool bearing 15Kg, maximum cutter diameter 220mm, cannot meet the storage of this kind of overweight, super large tool. In actual processing process, current is all through manual tool changing by artificial, due to the weight of tool is very large, usually two or three people change tool together, the labor intensity of tool changing is very large, and if coordination is not coordinated in tool changing process, it will also lead to tool falling to workbench, causing workbench, slide rail etc. damage. SUMMARY
[0003] The utility model discloses in order to solve the above-mentioned problems in prior art, provide a kind of non-standard tool magazine that can store overweight super large tool and utilize the automatic safety tool changing of composite machine tool itself structure.
[0004] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:
[0005] A kind of non-standard tool magazine for composite machine tool, the non-standard tool magazine includes the connecting seat for being connected with the side surface of machine tool workbench, the tool rest disc being arranged on connecting seat, the several tool storage positions for storing tool being arranged around tool rest disc, the rotation axis of the tool stored in each tool storage position is all along the Z direction distribution of composite machine tool, the bottom of tool rest disc is equipped with the rotation power for driving tool rest disc rotation;Sliding seat is equipped on the connecting seat, and the rotation power is arranged on sliding seat, and the translational force that drives sliding seat translation is equipped on the connecting seat.
[0006] By adopting the above technical scheme: the powerful bearing capacity of machine tool workbench is utilized, and the non-standard tool magazine (tool and tool magazine total weight about 800Kg) with huge weight is directly installed on the side of machine tool workbench through connecting seat, which does not affect the normal use of machine tool workbench;Tool rest disc on non-standard tool magazine can be translated by translational force, which is used to avoid some workpieces on machine tool workbench on one hand, and can drive tool to move quickly to the front of main shaft box on the other hand when tool changing.
[0007] As preferred, the sliding seat and the connecting seat are connected through a sliding rail and a sliding block, the translational force is configured as any one of a motor, an air cylinder and an oil cylinder, the rotational force is configured as a motor, and the shaft end of the translational force is connected with the sliding seat.
[0008] As preferred, a tool positioning assembly is arranged on each tool storage position of the tool holder disc, the tool positioning assembly comprises two clamping arms symmetrically distributed, the middle of the clamping arms is rotationally connected with the tool holder disc, elastic members for driving the outer ends of the clamping arms to contract and clamp the tool are arranged between the inner ends of the clamping arms, the outer ends of the two clamping arms form a clamping groove for clamping and limiting the tool handle, and a limiting block for clamping and limiting the tool handle is arranged on the tool holder disc at a position corresponding to the bottom of the clamping groove. The tool positioning assembly can be quickly connected with or separated from the tool through translation.
[0009] As preferred, a protective cover is arranged on the upper side of the tool holder disc, the protective cover is connected with the sliding seat through a support, the side surface of the protective cover is provided with a gap, and the top surface of the protective cover is provided with a main shaft gap slot penetrating through the gap. Since the non-standard tool magazine is arranged on the side surface of the machine tool workbench, metal chips generated in the machining process of the workpiece are easy to be left on the tool handle, and the protective cover can prevent the metal chips from falling on the tool handle.
[0010] As preferred, an empty tool position is arranged at the edge of the tool holder disc, and a baffle for closing the main shaft gap slot is arranged at the empty tool position; when the rotational force drives the tool holder disc to rotate so that the empty tool position is directly below the main shaft gap slot, the main shaft gap slot is closed by the baffle. In the machining process of the workpiece, the empty tool position is rotated to correspond to the main shaft gap slot, so that the baffle closes the main shaft gap slot, thereby preventing the metal chips from entering the tool from the main shaft gap slot.
[0011] Therefore, the non-standard tool magazine has the following beneficial effects: (1) the non-standard tool magazine is installed on the side surface of the machine tool workbench, and oversized and overweight tools can be installed in the non-standard tool magazine to improve the machining performance of the compound machine tool; (2) the X-direction and Y-direction movements of the machine tool workbench and the Z-direction lifting of the spindle box in the compound machine tool are utilized to realize automatic tool changing, thereby greatly reducing the modification cost of the compound machine tool; and (3) the translational force is utilized to realize the rapid movement of the tool holder disc, thereby further improving the tool changing efficiency. BRIEF DESCRIPTION OF DRAWINGS
[0012] Figure 1 FIG. 1 is a schematic view of the connection between the non-standard tool magazine and the machine tool workbench.
[0013] Figure 2 FIG. 2 is a structural schematic view of the non-standard tool magazine.
[0014] Figure 3 FIG. 3 is another view of the non-standard tool magazine. Figure 2
[0015] Figure 4 As Figure 3 A cross-sectional view at A-A.
[0016] Figure 5 As
[0017] Figure 6 As Figure 5 another view.
[0018] Figure 7 As
[0019] Figure 8 As
[0020] Figure 9 As
[0021] Figure 10 As DETAILED DESCRIPTION
[0022] In order to make the technical problems, technical solutions and beneficial technical effects to be solved by the utility model more clearly understood, the utility model will be further described in detail below in combination with the drawings and multiple exemplary embodiments. It should be understood that the specific embodiments described herein are only used to explain the utility model, and are not used to limit the protection scope of the utility model.
[0023] It should be understood that, in this article, the expressions "first", "second" and the like are only used for descriptive purposes, and should not be understood as indicating or implying relative importance, nor should it be understood as implicitly indicating the number of the indicated technical features. The features with "first", "second" can be explicitly or implicitly indicated to include at least one feature.
[0024] As Figures 1-8 shown in a kind of non-standard tool magazine for composite machine tool, non-standard tool magazine 2 includes the connecting seat 20 for and machine tool workbench 1 side connection, tool rest disc 21 being arranged on connecting seat 20, several storage tool positions 210 for storing tool 3 being arranged around tool rest disc 21, the rotation axis of the tool stored in each storage tool position 210 is distributed along the Z direction of composite machine tool, and the bottom of tool rest disc 21 is equipped with the rotation power 22 for driving tool rest disc 21 rotation;Connecting seat 20 is equipped with sliding seat 23, and rotation power 22 is arranged on sliding seat 23, and connecting seat 20 is equipped with linear motion power 24 for driving sliding seat 23 translation.
[0025] The sliding seat 23 is connected with the connecting seat 20 through a sliding rail and a sliding block, the translational force 24 is configured as any one of a motor, an air cylinder and an oil cylinder, the rotational force 22 is configured as a motor, and the shaft end of the translational force 24 is connected with the sliding seat 23.
[0026] As shown in Figures 5-7 , the tool holder disc 21 is provided with a tool positioning assembly 25 on each tool storage position 210, the tool positioning assembly 25 comprises two clamping arms 250 symmetrically distributed, the middle of the clamping arm 250 is rotationally connected with the tool holder disc 21, the inner end of the clamping arm 250 is provided with an elastic element 251 for driving the outer end of the clamping arm 250 to contract and clamp the tool, the outer end of the two clamping arms 250 forms a clamping groove 252 for clamping and limiting the tool handle, and the tool holder disc 21 is provided with a limiting block 253 at the position at the bottom of the clamping groove 252 for clamping and limiting the tool handle. The upper side of the tool holder disc 21 is provided with a protective cover 26, the protective cover 26 is connected with the sliding seat 23 through a support 28, the side surface of the protective cover 26 is provided with a gap 260, and the top surface of the protective cover 26 is provided with a main shaft gap slot 261 penetrating through the gap 260. The edge of the tool holder disc 21 is provided with an empty tool position 211, and the empty tool position 211 is provided with a baffle 27 for closing the main shaft gap slot 261; when the rotational force 22 drives the tool holder disc 21 to rotate so that the empty tool position 211 is directly below the main shaft gap slot 261, the main shaft gap slot 261 is closed by the baffle 27. In some embodiments, the elastic element 251 adopts a compression spring or an elastic sheet.
[0027] As shown in Figure 7 and Figure 8 , the tool storage position 210 on the tool holder disc 21 is configured as four, four tools are respectively installed, and the empty tool position 211 is provided with a baffle. The overall weight of the non-standard tool magazine reaches about 800 Kg. When the non-standard tool magazine is not used, the state is as shown in Figure 2 , the baffle closes the main shaft gap slot 261 on the protective cover 26 to prevent metal chips from entering the tool during machining.
[0028] As shown in Figure 9As shown, the non-standard tool magazine tool changing method is as follows: when tool changing is needed, the rotating power 22 drives the tool holder disc 21 to rotate so that the tool 3 to be replaced is rotated to the main shaft accommodation slot 261; at the same time, the machine tool workbench 1 is moved along the X direction and the Y direction (or only along the X direction, and the Y direction is moved by the sliding seat driven by the horizontal movement power) by using the feeding power of the machine tool workbench 1, so that the tool 3 in the main shaft accommodation slot 261 is moved to be coaxial with the main shaft of the vertical spindle box 4; the vertical spindle box 4 is lowered by using the lifting mechanism of the vertical spindle box 4, and the main shaft is lowered to be connected with the tool 3 in the main shaft accommodation slot 261; the tool is separated from the non-standard tool magazine 2 at the accommodation opening 260 by moving the machine tool workbench 1 along the Y direction by using the feeding power of the machine tool workbench 1 (or the tool is separated from the non-standard tool magazine by moving the sliding seat along the Y direction by using the horizontal movement power), tool changing is realized; and then the tool holder disc 21 is rotated to the baffle 27 by rotating the rotating power 22 to close the main shaft accommodation slot 261.
[0029] The non-standard tool magazine can store super heavy and super large tools to meet the composite machining of large parts, and the X direction and Y direction movement of the machine tool workbench and the Z direction lifting movement of the vertical spindle box are used to realize tool changing, so that the workload of manual tool changing and the safety hazards generated are saved.
[0030] In the description of the utility model, it is understood that the directions or positional relationships indicated by up, down, left, right, inner end, outer end, one end and the other end are the positions or relationships shown based on the drawings, and are only for the convenience of describing the technical scheme of the utility model, and do not indicate or imply that the devices or elements must have a specific direction, be constructed and operated in a specific direction, and cannot be understood as a limitation of the utility model.
[0031] Although the specific embodiments of the utility model are described in detail herein, they are only given for the purpose of explanation, and should not be considered as limiting the scope of the utility model. Various substitutions, changes and modifications can be conceived without departing from the spirit and scope of the utility model.
Claims
1. A non-standard tool magazine for a compound machine tool, characterized in that, The non-standard tool magazine (2) comprises a connecting seat (20) for connecting with the side of the machine tool workbench (1), a tool holder disc (21) arranged on the connecting seat (20), a plurality of tool storage positions (210) for storing tools (3) arranged around the tool holder disc (21), the rotation axis of the tool stored in each tool storage position (210) is distributed along the Z direction of the compound machine tool, and the bottom of the tool holder disc (21) is provided with a rotating power (22) for driving the tool holder disc (21) to rotate. The connecting seat (20) is provided with a sliding seat (23), the rotating power (22) is arranged on the sliding seat (23), and the connecting seat (20) is provided with a sliding power (24) for driving the sliding seat (23) to translate.
2. The non-standard tool magazine for a compound machine tool according to claim 1, characterized in that, The sliding seat (23) and the connecting seat (20) are connected through a sliding rail and a sliding block, the sliding power (24) is configured as any one of a motor, an air cylinder and an oil cylinder, the rotating power (22) is configured as a motor, and the shaft end of the sliding power (24) is connected with the sliding seat (23).
3. The non-standard tool magazine for a compound machine tool according to claim 1 or 2, characterized in that, The tool holder disc (21) is provided with a tool positioning assembly (25) on each tool storage position (210), the tool positioning assembly (25) comprises two clamping arms (250) symmetrically distributed, the middle of the clamping arm (250) is rotationally connected with the tool holder disc (21), the inner ends of the clamping arms (250) are provided with an elastic element (251) for driving the outer ends of the clamping arms (250) to contract and clamp the tool, the outer ends of the two clamping arms (250) form a clamping groove (252) for clamping and limiting the tool handle, and the tool holder disc (21) is provided with a limiting block (253) for clamping and limiting the tool handle on the key groove at the position of the bottom of the clamping groove (252).
4. The non-standard tool magazine for a compound machine tool according to claim 1, characterized in that, The upper side of the tool holder disc (21) is provided with a protective cover (26), the protective cover (26) is connected with the sliding seat (23) through a support (28), the side of the protective cover (26) is provided with a gap (260), and the top surface of the protective cover (26) is provided with a main shaft gap slot (261) penetrating through the gap (260).
5. The non-standard tool magazine for a compound machine tool according to claim 4, characterized in that, The edge of the tool holder disc (21) is provided with an empty tool storage position (211), the empty tool storage position (211) is provided with a baffle (27) for closing the main shaft gap slot (261); when the rotating power (22) drives the tool holder disc (21) to rotate so that the empty tool storage position (211) is directly below the main shaft gap slot (261), the main shaft gap slot (261) is closed by the baffle (27).