Die casting deep hole finish machining device

Abstract

The utility model discloses a die casting deep hole finish machining device which comprises a machining device base, one end of the upper portion of the machining device base is fixedly connected with a clamping rotating unit, one end of the inner side of the clamping rotating unit is connected with a driving clamping assembly in a rotating mode, the driving clamping assembly comprises a machine cabinet body, and one end of the machine cabinet body is connected with a driving rotating shaft in a rotating mode. A clamping head assembly is clamped at one end of the driving rotating shaft; the three groups of clamping cylinders are started to simultaneously drive the three groups of cylinder telescopic rods to extend inwards to push the clamping fixture to a workpiece, and the clamping fixture is attached to the surface of the workpiece through the concave arc surface, so that circular or special-shaped workpieces of different specifications can be conveniently clamped and fixed; the inwards-concave arc surface can be more firmly attached to the surface of the workpiece for limiting and clamping; and when the workpiece is placed, one end of the workpiece is attached to the buffering inner base plate, the good anti-skid and damping effects can be achieved, and the situation that errors occur in deep hole machining due to excessive vibration displacement of the workpiece during drilling can be prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of drilling equipment, in particular to a deep hole finishing device for die castings. Background Art

[0002] Deep hole processing devices are usually used to process deeper holes or channels, such as gun barrels, turbine parts, etc., and can also be used for processing die-castings. These devices usually include special drilling machines or boring machines that can perform high-precision processing inside the workpiece. However, the current existing die-casting deep hole finishing devices are not able to flexibly and conveniently clamp and fix round or special-shaped workpieces with large specification deviations, which makes them inconvenient to use. Utility Model Content

[0003] The purpose of the utility model is to provide a die-casting deep hole finishing device in order to solve the problem that the existing die-casting deep hole finishing device cannot flexibly and conveniently clamp and fix round or special-shaped workpieces with large specification deviations, which is inconvenient to use.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a die-casting deep hole finishing device, comprising: a processing device base, a clamping and rotating unit is fixedly connected to one end of the processing device base, a driving clamping component is transferred to one end of the inner side of the clamping and rotating unit, the driving clamping component comprises a cabinet body, a driving shaft is transferred to one end of the cabinet body, a clamping head component is clamped at one end of the driving shaft, a clamping fixture is limitedly inserted at one end of the clamping head component, the clamping head component comprises a connecting rotating seat, a clamping connecting claw is fixedly connected to one end of the connecting rotating seat, a clamping cylinder is fixedly connected to one end of the clamping connecting claw, a cylinder telescopic rod is telescopically connected to one end of the clamping cylinder through the clamping connecting claw, a limiting insertion rod is fixedly connected to one end of the cylinder telescopic rod, a limiting insertion rod is provided inside the limiting insertion rod, a connecting cone disk is fixedly connected to one end of the connecting rotating seat, and a buffer inner pad is fixedly connected to one end of the connecting cone disk.

[0005] As a further solution of the utility model: the clamping fixture includes a limiting sleeve, a limiting slot is provided inside the limiting sleeve, a sleeve limiting through hole is provided on the side of the limiting slot, a cylindrical chuck rod is fixedly connected to one end of the limiting sleeve, a concave arc surface is provided on one side of the cylindrical chuck rod, the limiting rod is adapted to be inserted into the limiting slot, and the limiting through holes and the sleeve limiting through holes are arranged in two groups and the specifications and positions are adapted.

[0006] As a further solution of the utility model: sliding limit through holes are opened at both ends of the lower part of the cabinet body, a cabinet limit slider is fixedly connected to the lower part of the cabinet body, a screw hole is opened inside the cabinet limit slider, a sliding groove is opened inside the top of the processing device base, and a driving screw is rotatably connected inside the sliding groove.

[0007] As a further solution of the utility model: one end of the upper outer side of the processing device base is fixedly connected to a limiting side plate, one end of the limiting side plate is fixedly connected to a limiting slide rod, the other end of the upper outer side of the processing device base is fixedly connected to a drill cabinet, one end of the inner side of the drill cabinet is fixedly connected to a deep hole drill bit, and the limiting slide rods are provided in two groups and the other end is fixedly connected to the drill cabinet.

[0008] As a further solution of the utility model: the clamping fixture, the clamping connecting claws, the clamping cylinder, the cylinder telescopic rod, the limiting plug rod and the limiting through hole are all provided in three groups, and the buffer inner pad is made of vulcanized rubber material.

[0009] As a further solution of the utility model: the sliding limit through holes are provided in two groups, the cabinet limit sliding block is adapted to be slidably connected inside the sliding groove, and the driving screw rod is adapted to be screwed inside the screw rod screw hole.

[0010] Compared with the prior art, the beneficial effects of the utility model are:

[0011] The utility model starts three groups of clamping cylinders and drives three groups of cylinder telescopic rods to extend inward to push the clamping fixture toward the workpiece. The concave arc surface fits the workpiece surface and can conveniently clamp and fix round or special-shaped workpieces of different specifications. The concave arc surface can fit the workpiece surface more firmly for limited clamping. When placing the workpiece, one end of the workpiece is fitted with the buffer inner pad to achieve good anti-slip and shock-absorbing effects. It can prevent the workpiece from vibrating too much during drilling, which may cause errors in deep hole processing.

[0012] In the utility model, a limiting plug rod is inserted into the limiting slot, and a fixing bolt is passed through the limiting through hole and the insert sleeve limiting through hole. The clamping fixture can be disassembled and replaced as a whole conveniently and quickly, so that workpieces of different shapes and specifications can be adapted for fixed clamping. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the deep hole finishing device for die castings of the utility model;

[0014] Figure 2 It is a structural schematic diagram of the driving and clamping assembly in the die casting deep hole finishing device of the utility model;

[0015] Figure 3 It is a structural schematic diagram of the clamping head assembly in the die casting deep hole finishing device of the utility model;

[0016] Figure 4 It is a structural schematic diagram of a clamping fixture in the die casting deep hole finishing device of the utility model;

[0017] Figure 5 It is a structural schematic diagram of the inner concave arc surface in the die casting deep hole finishing device of the utility model.

[0018] In the figure: 1. Processing device base; 2. Clamping and rotating unit; 3. Driving clamping assembly; 4. Cabinet body; 5. Driving shaft; 6. Clamping head assembly; 7. Clamping fixture; 8. Connecting rotating seat; 9. Clamping connecting claw; 10. Clamping cylinder; 11. Cylinder telescopic rod; 12. Limiting plug rod; 13. Limiting through hole; 14. Connecting cone disk; 15. Buffer inner pad; 16. Limiting sleeve; 17. Limiting slot; 18. Sleeve limiting through hole; 19. Cylindrical chuck rod; 20. Concave arc surface; 21. Sliding limiting through hole; 22. Cabinet limiting slider; 23. Screw screw hole; 24. Sliding groove; 25. Driving screw; 26. Limiting side plate; 27. Limiting slide; 28. Drill cabinet; 29. ​​Deep hole drill. DETAILED DESCRIPTION

[0019] 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. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, which are only for the convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as a limitation of the present utility model. In addition, the terms "first", "second", and "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", and "set" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or it can be the internal connection of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances. The following is an explanation of the embodiments of the present utility model based on the overall structure of the present utility model.

[0021] Reference Figures 1 to 5 In the embodiment of the utility model, the die-casting deep hole finishing device includes: a processing device base 1, a clamping and rotating unit 2 is fixedly connected to one end of the processing device base 1, a driving clamping component 3 is transferred to one end of the inner side of the clamping and rotating unit 2, the driving clamping component 3 includes a cabinet body 4, a driving shaft 5 is transferred to one end of the cabinet body 4, a clamping head component 6 is clamped at one end of the driving shaft 5, a clamping fixture 7 is inserted at one end of the clamping head component 6, the clamping head component 6 includes a connecting rotating seat 8, a clamping connecting claw 9 is fixedly connected to one end of the connecting rotating seat 8, and the clamping connecting claw 9 A clamping cylinder 10 is fixedly connected to one end of the outer side, and one end of the clamping cylinder 10 passes through the clamping connecting claw 9 and is telescopically connected to a cylinder telescopic rod 11. One end of the cylinder telescopic rod 11 is fixedly connected to a limiting plug rod 12, and a limiting through hole 13 is penetrated inside the limiting plug rod 12. A connecting cone disk 14 is fixedly connected to one end of the connecting rotating seat 8, and a buffer inner pad 15 is fixedly connected to one end of the connecting cone disk 14. The clamping fixture 7, the clamping connecting claw 9, the clamping cylinder 10, the cylinder telescopic rod 11, the limiting plug rod 12 and the limiting through hole 13 are all arranged in three groups, and the buffer inner pad 15 is made of vulcanized rubber.

[0022] The clamping fixture 7 includes a limiting sleeve 16, a limiting slot 17 is provided inside the limiting sleeve 16, a sleeve limiting through hole 18 is provided on the side of the limiting slot 17, a cylindrical chuck rod 19 is fixedly connected to one end of the limiting sleeve 16, a concave arc surface 20 is provided on one side of the cylindrical chuck rod 19, the limiting rod 12 is adapted to be inserted into the limiting slot 17, and the limiting through holes 13 and the sleeve limiting through holes 18 are arranged in two groups and the specifications and positions are adapted.

[0023] The above scheme is adopted: the concave arc surface 20 is fitted to the surface of the workpiece, so that circular or special-shaped workpieces of different specifications can be clamped and fixed conveniently, and the concave arc surface 20 can fit the surface of the workpiece more firmly for limit clamping, and when the workpiece is placed, one end of it is fitted to the buffer inner pad 15, which can have a good anti-slip and shock-absorbing effect, and can prevent the workpiece from excessive vibration displacement during drilling, resulting in errors in deep hole processing, and the limit rod 12 is inserted into the limit slot 17, and the fixing bolts are passed through the limit through hole 13 and the sleeve limit through hole 18. The clamping fixture 7 can be disassembled and replaced as a whole conveniently and quickly, so that it can adapt to workpieces of different shapes and specifications for fixed clamping.

[0024] Sliding limit through holes 21 are opened at both ends of the lower part of the cabinet body 4, a cabinet limit slider 22 is fixedly connected to the lower part of the cabinet body 4, a screw hole 23 is opened inside the cabinet limit slider 22, a sliding groove 24 is opened inside the top of the processing device base 1, a driving screw 25 is rotatably connected inside the sliding groove 24, and two groups of sliding limit through holes 21 are arranged, the cabinet limit slider 22 is adapted to be slidably connected inside the sliding groove 24, and the driving screw 25 is adapted to be screwed inside the screw hole 23.

[0025] By adopting the above solution, by driving the driving screw rod 25, the cabinet limit slider 22 screwed thereto through the screw rod screw hole 23 can be driven to slide left and right inside the sliding groove 24 to perform deep hole drilling processing.

[0026] A limiting side plate 26 is fixedly connected to one end of the upper outer side of the processing device base 1, and a limiting slide bar 27 is fixedly connected to one end of the limiting side plate 26. A drill cabinet 28 is fixedly connected to the other end of the upper outer side of the processing device base 1, and a deep hole drill 29 is fixedly connected to one end of the inner side of the drill cabinet 28. Two groups of limiting slide bars 27 are provided, and the other end is fixedly connected to the drill cabinet 28.

[0027] By adopting the above solution, the limit slide bar 27 can be used to make the entire drive clamping assembly 3 slide along it in a limited manner, which can provide a certain supporting effect and prevent it from sliding and deviating.

[0028] The working principle of the utility model is as follows: when in use, the workpiece to be processed is placed between the three groups of clamping fixtures 7, and at this time, the three groups of clamping cylinders 10 are started and the three groups of cylinder telescopic rods 11 are driven to extend inward to push the clamping fixture 7 toward the workpiece, so that the concave arc surface 20 fits the surface of the workpiece, which can conveniently clamp and fix circular or special-shaped workpieces of different specifications, and the concave arc surface 20 can fit the surface of the workpiece more firmly for limited clamping, and when the workpiece is placed, one end of it is fit to the buffer inner pad 15, which can play a good anti-slip and shock-absorbing effect, and can prevent the workpiece from excessive vibration displacement during drilling, resulting in errors in deep hole processing, and the limiting plug rod 12 is inserted into the limiting slot 17, and the fixing bolts are passed through the limiting through hole 13 and the sleeve limiting through hole 18. The clamping fixture 7 can be conveniently and quickly disassembled and replaced as a whole, so that it can adapt to workpieces of different shapes and specifications for fixed clamping.

[0029] What is described above is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A deep hole finishing device for die castings, characterized in that: include: A processing device base (1), wherein a clamping and rotating unit (2) is fixedly connected to one end of the upper side of the processing device base (1), a driving clamping component (3) is connected to one end of the inner side of the clamping and rotating unit (2), the driving clamping component (3) comprises a cabinet body (4), a driving shaft (5) is connected to one end of the cabinet body (4), a clamping head component (6) is clamped to one end of the driving shaft (5), a clamping fixture (7) is inserted into one end of the clamping head component (6), the clamping head component (6) comprises a connecting rotating seat (8), the connecting rotating seat (8) comprises a connecting rotating seat (9), and the connecting rotating seat (9) comprises a connecting rotating seat (10). A clamping connection claw (9) is fixedly connected to one side end of the movable seat (8), a clamping cylinder (10) is fixedly connected to the outer end of the clamping connection claw (9), one end of the clamping cylinder (10) passes through the clamping connection claw (9) and is telescopically connected to a cylinder telescopic rod (11), one end of the cylinder telescopic rod (11) is fixedly connected to a limit insertion rod (12), a limit through hole (13) is penetrated inside the limit insertion rod (12), one end of the connecting rotating seat (8) is fixedly connected to a connecting cone disk (14), and one end of the connecting cone disk (14) is fixedly connected to a buffer inner pad (15).

2. The die casting deep hole finishing device according to claim 1, characterized in that: The clamping fixture (7) comprises a limit sleeve (16), a limit slot (17) is provided inside the limit sleeve (16), a sleeve limit through hole (18) is provided on the side of the limit slot (17), one end of the limit sleeve (16) is fixedly connected to a cylindrical chuck rod (19), one side of the cylindrical chuck rod (19) is provided with an inner concave arc surface (20), the limit rod (12) is adapted to be inserted into the limit slot (17), and the limit through hole (13) and the sleeve limit through hole (18) are provided in two groups with adapted specifications and positions.

3. The die casting deep hole finishing device according to claim 1, characterized in that: Sliding limit through holes (21) are provided at both ends of the lower interior of the cabinet body (4); a cabinet limit slider (22) is fixedly connected to the lower interior of the cabinet body (4); a screw thread hole (23) is provided in the cabinet limit slider (22); a sliding groove (24) is provided in the upper interior of the processing device base (1); a driving screw (25) is rotatably connected in the sliding groove (24).

4. The die casting deep hole finishing device according to claim 1, characterized in that: One end of the upper outer side of the processing device base (1) is fixedly connected to a limit side plate (26), one end of the limit side plate (26) is fixedly connected to a limit slide bar (27), the other end of the upper outer side of the processing device base (1) is fixedly connected to a drill cabinet (28), one end of the inner side of the drill cabinet (28) is fixedly connected to a deep hole drill (29), and two groups of the limit slide bars (27) are provided, and the other end is fixedly connected to the drill cabinet (28).

5. The die casting deep hole finishing device according to claim 1, characterized in that: The clamping fixture (7), the clamping connection claw (9), the clamping cylinder (10), the cylinder telescopic rod (11), the limiting plug rod (12) and the limiting through hole (13) are all provided in three groups, and the buffer inner pad (15) is made of vulcanized rubber material.

6. The die casting deep hole finishing device according to claim 3, characterized in that: The sliding limit through holes (21) are provided in two groups, the cabinet limit sliding block (22) is adapted to be slidably connected inside the sliding groove (24), and the driving screw rod (25) is adapted to be screwed inside the screw rod screw hole (23).

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