Blind hole processing device

Abstract

The present invention belongs to the field of blind hole processing, and specifically discloses a blind hole processing device, including a blind hole processing machine tool body, a blind hole processing device, a preheating positioning and fastening mechanism, and a depth precision limiting device. According to the situation that the processing depth is not accurate during blind hole processing, a pre-adjusting limit method is adopted to achieve the technical effect of accurate depth processing of blind holes of industrial parts without any sensor components; a preheating method is adopted to reduce the vibration caused by thermal expansion of materials, improve the quality of blind hole processing, and at the same time, with the help of thermal expansion of industrial parts, the technical effect of further fixing and preventing displacement of industrial parts is achieved.

Description

Technical Field

[0001] The invention belongs to the technical field of blind hole processing, and in particular relates to a blind hole processing device. Background Art

[0002] At present, many industrial parts need to be processed with blind holes. When processing blind holes, the industrial parts need to be positioned first. After the industrial parts are positioned, they are processed by blind hole turning tools. However, during the blind hole processing, the blind hole processing depth is not accurate, which can easily penetrate the industrial parts and cause losses. In addition, some industrial parts will vibrate due to thermal expansion, reducing the processing quality. Summary of the invention

[0003] In view of the above situation, in order to overcome the defects of the prior art, the present invention provides a blind hole processing device. According to the situation that the processing depth is not accurate during blind hole processing, a pre-adjustment limit method is adopted to achieve the technical effect of precise depth processing of blind holes of industrial parts without any sensing components; a preheating method is adopted for industrial parts to reduce the vibration caused by thermal expansion of materials and improve the quality of blind hole processing. At the same time, with the help of thermal expansion of industrial parts, the technical effect of further fixing and preventing displacement of industrial parts is achieved.

[0004] The technical solution adopted by the present invention is as follows: The present invention provides a blind hole processing device, including a blind hole processing machine body, a blind hole processing device, a preheating positioning and fastening mechanism and a depth precision limit device, the blind hole processing device is arranged on the blind hole processing machine body, the preheating positioning and fastening mechanism is arranged on the blind hole processing machine body, and the depth precision limit device is respectively arranged on the blind hole processing machine body and the preheating positioning and fastening mechanism; the preheating positioning and fastening mechanism includes a locking movable bottom plate, an installation vertical plate and a preheating positioning fastener, the locking movable bottom plate is lockingly and slidably arranged on the blind hole processing machine body, the installation vertical plate is arranged on the locking movable bottom plate, and the preheating positioning fastener is arranged on the installation vertical plate.

[0005] Among them, the preheating positioning fastener includes a preheating fastening shell, an adaptive fastening block, a fastening drive assembly and a preheating assembly, the preheating fastening shell is arranged on the mounting vertical plate, the preheating fastening shell is provided with a fastening slide groove, the adaptive fastening block is snap-fitted and slidably arranged in the fastening slide groove, the fastening drive assembly is arranged on the preheating fastening shell, the adaptive fastening block is connected to the fastening drive assembly, and the preheating assembly is arranged in the preheating fastening shell.

[0006] Furthermore, the preheating assembly includes a preheating chamber, a preheating tube, a power supply chamber, a power supply component and a switch, the preheating chamber is arranged in the preheating fastening shell, the preheating tube is arranged in the preheating chamber, the power supply chamber is arranged in the preheating fastening shell, the power supply component is arranged in the power supply chamber, the preheating tube is electrically connected to the power supply component, the switch is arranged on the outer circumferential wall of the preheating fastening shell, and the switch is electrically connected to the power supply component.

[0007] Furthermore, the precise depth limiting device includes a blind hole depth rod and a tool feed adjustment member, the blind hole depth rod is connected to the preheating positioning and fastening mechanism, and the tool feed adjustment member is arranged on the blind hole processing machine tool body.

[0008] Furthermore, the blind hole depth mark rod comprises a calibration screw and a screwing head, the calibration screw is threadedly connected to the preheating type positioning and fastening mechanism, and the screwing head is arranged on the calibration screw.

[0009] Preferably, the tool feed adjustment member includes a fixed stud and an adjusting sleeve, the fixed stud is arranged on the blind hole processing machine body, the adjusting sleeve is sleeved on the fixed stud, the adjusting sleeve is threadedly connected to the fixed stud, and the adjusting sleeve is arranged opposite to the calibration screw; an adjusting external thread is provided on the outer circumferential wall of the fixed stud, and an adjusting internal thread is provided on the inner circumferential wall of the adjusting sleeve, and the adjusting internal thread is meshed and connected with the adjusting external thread.

[0010] Wherein, the fastening drive assembly includes a driving screw, a fixing plate and a fastening disk, the fixing plate is arranged on the preheating fastening shell, the driving screw is rotatably arranged on the fastening slide groove and the fixing plate, and the fastening disk is connected to the driving screw.

[0011] Furthermore, the adaptive fastening block is provided with an adaptive movable groove, an adaptive fastening head is rotatably provided in the adaptive movable groove, and an engaging hole is provided on the adaptive fastening block, and the adaptive fastening block is threadedly connected to the driving screw through the engaging hole.

[0012] Furthermore, the blind hole processing device includes a processing motor, a cutter disc and a blind hole turning tool. The processing motor is arranged on the blind hole processing machine tool body, the cutter disc is connected to the output end of the processing motor, and the blind hole turning tool is disassembled and arranged on the cutter disc.

[0013] Furthermore, the blind hole processing machine body includes a bed plate, a feed motor, a fixed block, a bracket plate, a feed screw, a limit slide and a locking rail, the bracket plate is arranged on the bed plate, the fixed block is arranged on the bed plate, the feed screw is rotatably arranged on the bracket plate and the fixed block, the feed motor is arranged on the bed plate, the output end of the feed motor is connected to the feed screw, the limit slide is arranged on the bracket plate, the locking rail is arranged on the bed plate, the locking movable base plate is locking and slidingly arranged on the locking rail, the locking movable base plate is threadedly connected to the feed screw, and the locking movable base plate is slidably arranged on the limit slide.

[0014] The beneficial effects achieved by the present invention using the above structure are as follows: This scheme provides a blind hole processing device, which adopts a pre-adjustment limit method according to the situation of inaccurate processing depth during blind hole processing, and achieves the technical effect of precise depth processing of blind holes of industrial parts without any sensing components; adopts a method of preheating industrial parts to reduce vibration caused by thermal expansion of materials and improve the quality of blind hole processing. At the same time, with the help of thermal expansion of industrial parts, the technical effect of further fixing and preventing displacement of industrial parts is achieved. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the overall structure of a blind hole processing device proposed by the present invention;

[0016] Figure 2 It is a left view of a blind hole processing device proposed by the present invention;

[0017] Figure 3 A front view of a blind hole processing device proposed by the present invention;

[0018] Figure 4 It is a right side view of a blind hole processing device proposed by the present invention;

[0019] Figure 5 A top view of a blind hole processing device proposed by the present invention;

[0020] Figure 6 It is a structural schematic diagram of a tool feed adjustment member;

[0021] Figure 7 It is a structural schematic diagram of a preheating type positioning fastener;

[0022] Figure 8 It is a cross-sectional view of a preheating type positioning fastener;

[0023] Fig. 9 is a schematic diagram of the structure of the adaptive fastening block;

[0024] Fig.10 This is a partial structural schematic diagram of a preheating type positioning fastener.

[0025] Among them, 1. Blind hole processing machine tool body, 2. Blind hole processing device, 3. Preheating positioning and fastening mechanism, 4. Depth precision limit device, 5. Blind hole depth benchmark, 6. Tool feed adjustment part, 7. Calibration screw, 8. Screw head, 9. Fixed stud, 10. Adjustment screw sleeve, 11. Adjustment external thread, 12. Adjustment internal thread, 13. Clamping moving bottom plate, 14. Installation vertical plate, 15. Preheating positioning fastener, 16. Preheating fastening shell, 17. Adaptive fastening block, 18. Fastening drive assembly, 1 9. Preheating assembly, 20. Fastening slide, 21. Preheating chamber, 22. Preheating tube, 23. Power supply chamber, 24. Power supply, 25. Switch, 26. Driving screw, 27. Fixing plate, 28. Fastening disk, 29. Adaptive movable groove, 30. Adaptive fastening head, 31. Engaging hole, 32. Processing motor, 33. Cutter disc, 34. Blind hole turning tool, 35. Bed board, 36. Feed motor, 37. Fixing block, 38. Bracket plate, 39. Feed screw, 40. Limiting slide, 41. Engaging track.

[0026] The accompanying drawings are used to provide further understanding of the present invention and constitute a part of the specification. They are used to explain the present invention together with the embodiments of the present invention and do not constitute a limitation of the present invention. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments; based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0028] In the description of the present invention, it should be understood that terms such as “upper”, “lower”, “front”, “back”, “left”, “right”, “top”, “bottom”, “inside” and “outside” indicating directions or positional relationships are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as limiting the present invention.

[0029] like Figure 1 As shown, the present invention provides a blind hole processing device including a blind hole processing machine body 1, a blind hole processing device 2, a preheating positioning and fastening mechanism 3 and a depth precision limiting device 4, the blind hole processing device 2 is arranged on the blind hole processing machine body 1, the preheating positioning and fastening mechanism is arranged on the blind hole processing machine body, and the depth precision limiting device 4 is respectively arranged on the blind hole processing machine body 1 and the preheating positioning and fastening mechanism 3.

[0030] like Figure 1 , Figure 3 , Figure 4 , Figure 5 As shown, the blind hole processing machine body 1 includes a bed plate 35, a feed motor 36, a fixed block 37, a bracket plate 38, a feed screw 39, a limit slide 40 and a locking track 41. The bracket plate 38 is arranged on the bed plate 35, the fixed block 37 is arranged on the bed plate 35, the feed screw 39 is rotatably arranged on the bracket plate 38 and the fixed block 37, the feed motor 36 is arranged on the bed plate 35, the output end of the feed motor 36 is connected to the feed screw 39, the limit slide 40 is arranged on the bracket plate 38, the locking track 41 is arranged on the bed plate 35, the locking movable base plate 13 is locked and slidably arranged on the locking track 41, the locking movable base plate 13 is threadedly connected to the feed screw 39, and the locking movable base plate 13 is slidably arranged on the limit slide 40.

[0031] like Figure 1 , Figure 2 , Figure 3 As shown, the blind hole processing device 2 includes a processing motor 32, a cutter head 33 and a blind hole turning tool 34. The processing motor 32 is arranged on the blind hole processing machine tool body 1, the cutter head 33 is connected to the output end of the processing motor 32, and the blind hole turning tool 34 is disassembled and arranged on the cutter head 33.

[0032] like Figure 1 , Figure 3 , Figure 7 , Figure 8 , Fig. 9 , Fig.10As shown, the preheating positioning fastening mechanism 3 includes a clamping movable bottom plate 13, a mounting vertical plate 14 and a preheating positioning fastener 15. The clamping movable bottom plate 13 is clamped and slidably arranged on the blind hole processing machine body 1, the mounting vertical plate 14 is arranged on the clamping movable bottom plate 13, and the preheating positioning fastener 15 is arranged on the mounting vertical plate 14; the preheating positioning fastener 15 includes a preheating fastening shell 16, an adaptive fastening block 17, a fastening drive assembly 18 and a preheating fastening assembly 19. The preheating assembly 19, the preheating fastening shell 16 is arranged on the mounting vertical plate 14, the preheating fastening shell 16 is provided with a fastening slide 20, the adaptive fastening block 17 is engaged and slidably arranged in the fastening slide 20, the fastening drive assembly 18 is arranged on the preheating fastening shell 16, the adaptive fastening block 17 is connected to the fastening drive assembly 18, and the preheating assembly 19 is arranged in the preheating fastening shell 16; the preheating assembly 19 includes a preheating chamber 21, a preheating tube 22, a power supply chamber 23, a power supply chamber 24, and a power supply chamber 25. The preheating chamber 21 is arranged in the preheating fastening shell 16, the preheating tube 22 is arranged in the preheating chamber 21, the power supply chamber 23 is arranged in the preheating fastening shell 16, the power supply 24 is arranged in the power supply chamber 23, the preheating tube 22 is electrically connected to the power supply 24, the switch 25 is arranged on the outer circumferential wall of the preheating fastening shell 16, and the switch 25 is electrically connected to the power supply 24; the fastening drive assembly 18 includes a driving screw 26, a fixing plate 27 and a fastening The disk 28 and the fixing plate 27 are arranged on the preheating fastening shell 16, the driving screw 26 is rotatably arranged on the fastening slide groove 20 and the fixing plate 27, and the fastening disk 28 is connected to the driving screw 26; the adaptive fastening block 17 is provided with an adaptive movable groove 29, and an adaptive fastening head 30 is rotatably arranged in the adaptive movable groove 29, and the adaptive fastening block 17 is provided with an engaging hole 31, and the adaptive fastening block 17 is threadedly connected with the driving screw 26 through the engaging hole 31.

[0033] like Figure 1 , Figure 5 , Figure 6 As shown, the depth precision limiting device 4 includes a blind hole depth mark rod 5 and a tool feed adjustment member 6, the blind hole depth mark rod 5 is connected to the preheating positioning and fastening mechanism 3, and the tool feed adjustment member 6 is arranged on the blind hole processing machine body 1; the blind hole depth mark rod 5 includes a calibration screw 7 and a screw head 8, the calibration screw 7 is threadedly connected to the preheating positioning and fastening mechanism 3, and the screw head 8 is arranged on the calibration screw 7; the tool feed adjustment member 6 includes a fixed stud 9 and an adjusting screw sleeve 10, the fixed stud 9 is arranged on the blind hole processing machine body 1, the adjusting screw sleeve 10 is sleeved on the fixed stud 9, the adjusting screw sleeve 10 is threadedly connected to the fixed stud 9, and the adjusting screw sleeve 10 is arranged opposite to the calibration screw 7; an adjusting external thread 11 is provided on the outer circumferential wall of the fixed stud 9, and an adjusting internal thread 12 is provided on the inner circumferential wall of the adjusting screw sleeve 10, and the adjusting internal thread 12 is meshed and connected with the adjusting external thread 11.

[0034] When used specifically, the industrial part to be blind-hole processed is placed on the preheating fastening shell 16, and the position of the blind hole to be processed is placed at the center of the preheating fastening shell 16, and the fastening disk 28 is rotated respectively. The rotation of the fastening disk 28 drives the driving screw 26 to rotate, and the driving screw 26 drives the adaptive fastening block 17 to slide along the fastening slide 20. The sliding of the adaptive fastening block 17 drives the adaptive fastening head 30 to move, and the contact end of the industrial part is adaptively rotated and fastened, so as to achieve the technical effect of clamping and fastening the industrial part at any position. At the same time, according to The lower switch 25 and the power supply 24 supply power to the preheating tube 22, and the preheating tube 22 works to preheat the industrial parts, especially the industrial parts made of aluminum or copper. The preheating can reduce the vibration caused by the thermal expansion of the material and improve the quality of the blind hole processing. At the same time, due to the existence of thermal expansion, the fastening degree between the adaptive fastening head 30 and the industrial parts can be further enhanced, and the fixation of the industrial parts can be further improved, effectively preventing the displacement during the blind hole processing, and improving the accuracy of the blind hole processing in many ways. After the fixation is completed, the screwing head 8 is rotated, and the screwing head 8 is screwed. The calibration screw 7 is rotated to rotate until the calibration screw 7 rotates to the same vertical plane as the bottom wall of the blind hole to be processed by the industrial part, the adjusting screw sleeve 10 is rotated, and the adjusting screw sleeve 10 moves along the fixed stud 9 until the adjusting screw sleeve 10 and the blind hole turning tool 34 are in the same vertical plane, the feed motor 36 is started, the feed motor 36 rotates to drive the feed screw 39 to rotate, the feed screw 39 rotates to drive the engaging movable bottom plate 13 to move, the engaging movable bottom plate 13 moves to drive the installation vertical plate 14 to move, and the installation vertical plate 14 moves to drive the preheating positioning fastener 1 5 moves, the preheating positioning fastener 15 moves to drive the industrial part to move, the processing motor 32 is started, the processing motor 32 rotates to drive the cutter head 33 to rotate, the cutter head 33 rotates to drive the blind hole turning tool 34 to rotate, the blind hole turning tool 34 rotates to process the industrial part until the adjusting screw sleeve 10 contacts the calibration screw 7, that is, the predetermined blind hole processing depth is reached, and the technical effect of accurately limiting the blind hole processing depth is achieved without any sensor components. The above is the specific working process of the present invention, and this step can be repeated next time it is used.

[0035] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0036] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the foregoing and their equivalents.

[0037] The present invention and its embodiments are described above, and such description is not restrictive. The drawings show only one embodiment of the present invention, and the actual structure is not limited thereto. In short, if ordinary technicians in the field are inspired by it, without departing from the purpose of the invention, they can design a structure and embodiment similar to the technical solution without creativity, which should belong to the protection scope of the present invention.

Claims

1. A blind hole processing device, characterized in that: The invention comprises a blind hole processing machine body (1), a blind hole processing device (2), a preheating type positioning and fastening mechanism (3) and a depth precision limiting device (4), wherein the blind hole processing device (2) is arranged on the blind hole processing machine body (1), the preheating type positioning and fastening mechanism (3) is arranged on the blind hole processing machine body (1), and the depth precision limiting device (4) is arranged on the blind hole processing machine body (1) and the preheating type positioning and fastening mechanism (3) respectively; the preheating type positioning and fastening mechanism (3) comprises a snap-fitting movable bottom plate (13), a mounting vertical plate (14) and a preheating type positioning fastener (15), wherein the snap-fitting movable bottom plate (13) is snap-fittingly slidably arranged on the blind hole processing machine body (1), and the mounting vertical plate (14) is arranged on the snap-fitting movable bottom plate (13). The preheating positioning fastener (15) is arranged on the base plate (13), and the preheating positioning fastener (15) is arranged on the mounting vertical plate (14); the preheating positioning fastener (15) comprises a preheating fastening shell (16), an adaptive fastening block (17), a fastening drive assembly (18) and a preheating assembly (19); the preheating fastening shell (16) is arranged on the mounting vertical plate (14), a fastening slide groove (20) is provided on the preheating fastening shell (16), the adaptive fastening block (17) is engaged and slidably arranged in the fastening slide groove (20), the fastening drive assembly (18) is arranged on the preheating fastening shell (16), the adaptive fastening block (17) is connected to the fastening drive assembly (18), and the preheating assembly (19) is arranged in the preheating fastening shell (16); the preheating The component (19) comprises a preheating chamber (21), a preheating tube (22), a power supply chamber (23), a power supply member (24) and a switch (25); the preheating chamber (21) is arranged in a preheating fastening shell (16); the preheating tube (22) is arranged in the preheating chamber (21); the power supply chamber (23) is arranged in the preheating fastening shell (16); the power supply member (24) is arranged in the power supply chamber (23); the preheating tube (22) is electrically connected to the power supply member (24); the switch (25) is arranged on the outer circumferential wall of the preheating fastening shell (16); and the switch (25) is electrically connected to the power supply member (24); the depth precision limiting device (4) comprises a blind hole depth mark rod (5) and a tool feed adjustment member (6); the blind hole depth mark rod ( 5) is connected to the preheating type positioning and fastening mechanism (3), the tool feed adjustment member (6) is arranged on the blind hole processing machine tool body (1); the blind hole depth reference rod (5) comprises a calibration screw (7) and a screwing head (8), the calibration screw (7) is threadedly connected to the preheating type positioning and fastening mechanism (3), and the screwing head (8) is arranged on the calibration screw (7); the tool feed adjustment member (6) comprises a fixed stud (9) and an adjustment screw sleeve (10), the fixed stud (9) is arranged on the blind hole processing machine tool body (1), the adjustment screw sleeve (10) is sleeved on the fixed stud (9), the adjustment screw sleeve (10) is threadedly connected to the fixed stud (9), and the adjustment screw sleeve (10) and the calibration screw (7) are arranged relative to each other;An adjusting external thread (11) is provided on the outer circumferential wall of the fixing stud (9), and an adjusting internal thread (12) is provided on the inner circumferential wall of the adjusting screw sleeve (10), and the adjusting internal thread (12) is meshedly connected with the adjusting external thread (11); the fastening drive assembly (18) comprises a driving screw (26), a fixing plate (27) and a fastening disk (28), the fixing plate (27) being provided on the preheating fastening shell (16), the driving screw (26) being rotatably provided on the fastening slide groove (20) and the fixing plate (27), and the fastening disk (28) being connected with the driving screw (26); an adaptive active groove (29) is provided on the adaptive fastening block (17), and an adaptive fastening head (30) is rotatably provided in the adaptive active groove (29), and a meshing hole (31) is provided on the adaptive fastening block (17), and the adaptive fastening block (17) is threadedly connected with the driving screw (26) through the meshing hole (31). ; 2. A blind hole processing device according to claim 1, characterized in that: The blind hole processing device (2) comprises a processing motor (32), a cutter disc (33) and a blind hole turning tool (34); the processing motor (32) is arranged on a blind hole processing machine tool body (1); the cutter disc (33) is connected to an output end of the processing motor (32); and the blind hole turning tool (34) is detachably arranged on the cutter disc (33).

3. A blind hole processing device according to claim 2, characterized in that: The blind hole processing machine tool body (1) comprises a bed plate (35), a feed motor (36), a fixed block (37), a bracket plate (38), a feed screw (39), a limit slide bar (40) and a locking track (41), wherein the bracket plate (38) is arranged on the bed plate (35), the fixed block (37) is arranged on the bed plate (35), the feed screw (39) is rotatably arranged on the bracket plate (38) and the fixed block (37), and the feed motor (36) is arranged on On the bed plate (35), the output end of the feed motor (36) is connected to the feed screw (39), the limit slide bar (40) is arranged on the bracket plate (38), the engaging track (41) is arranged on the bed plate (35), the engaging movable bottom plate (13) is engaged and slidably arranged on the engaging track (41), the engaging movable bottom plate (13) is threadedly connected to the feed screw (39), and the engaging movable bottom plate (13) is slidably arranged on the limit slide bar (40).

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