Cutter with high use stability

Abstract

The utility model discloses a cutter with high use stability, and particularly relates to the technical field of double-end drilling cutters, which comprises a connecting center rod, and cutter fixing devices are detachably mounted at the front end and the rear end of the connecting center rod; the tool fixing device comprises an assembling assembly and a stable double-end drilling tool positioning assembly. Compared with the prior art, according to the cutter with the high use stability, when the drilling cutter head connected with one end of the center rod is damaged after being used for a long time or needs to be replaced, the drilling cutter head can be replaced by independently disassembling the positioning connector, and the drilling cutter head can be continuously used after being connected with the center rod; according to the device, through simple installation, butt joint and fixing work, drilling tool bit model replacement can be achieved, the two sets of drilling tool bits can be used at the same time, the practicability and the use adaptability of the whole device are greatly improved, the position is fixed through a firm tenon structure, and the use stability of the whole device is further improved; and the problem that the drilling tool bit is broken in the using process is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to double -end drilling tool technical field more specifically, the utility model relates to a kind of tool with strong stability. BACKGROUND

[0002] Tool is the tool for cutting processing in mechanical manufacturing, also called cutting tool. Most tools are machine, but also hand. Since the tool used in mechanical manufacturing is basically used for cutting metal materials, so the word "tool" is generally understood as metal cutting tool. The tool for cutting wood is called woodworking tool. There is a special application of a class of tools, for geological exploration, well drilling, mine drilling, called mine tool.

[0003] The double-end drilling forming tool in prior art carries out drilling work synchronously at two ends when using, after long-term use, the whole tool cannot be used when two end tool bits are damaged, the whole tool needs to be replaced, the whole tool is replaced, there is the problem of larger replacement cost and lower tool service life. SUMMARY

[0004] In order to overcome the above-mentioned defects of the prior art, the embodiments of the utility model provide a tool with strong stability to solve the problems raised in the background art.

[0005] To achieve the above object, the utility model provides the following technical scheme: a tool with strong stability, comprising a connecting center rod, the connecting center rod is detachably installed with tool fixing device at front and rear ends; the tool fixing device comprises: an assembly component and a stable double-end drilling tool positioning component, the assembly component is detachably installed at both ends of the connecting center rod.

[0006] In a preferred embodiment, the assembly component comprises: a first assembly threaded long groove, a second assembly threaded groove, a limiting long groove group, a limiting long rod group, a second assembly threaded rod, a stable cover, a butt joint cover, a transverse positioning bolt group and a transverse positioning bolt hole, one end of the transverse positioning bolt group is detachably installed inside the transverse positioning bolt hole, the transverse positioning bolt group and the transverse positioning bolt hole are provided with three groups, the transverse positioning bolt holes are respectively formed in the inner and outer walls of the butt joint cover, the stable cover and the second assembly threaded rod.

[0007] In a preferred embodiment, the stable double-end drilling tool positioning component comprises: a positioning connector, a first longitudinal positioning screw rod, a second longitudinal positioning screw rod, a first longitudinal positioning installation groove, a second longitudinal positioning installation groove and a first threaded through long rod, one end of the first threaded through long rod is installed inside the rear end of the positioning connector, and a drilling tool bit is installed on the front end outer wall of the positioning connector.

[0008] In a preferred embodiment, the first threaded through long rod is detachably mounted at the other end of the first assembly threaded long slot, the front end of the first assembly threaded long slot is mounted at the rear end of the second assembly threaded slot, the rear end of the outer wall of the second assembly threaded rod is detachably mounted in the second assembly threaded slot, the outer wall of the second assembly threaded rod is mounted in the inner wall of the stable cover shell, the lower end of the limiting long rod group is mounted on the outer wall of the stable cover shell, the upper end of the limiting long rod group is butted in the inner wall of the limiting long slot group, and the limiting long slot group is arranged in the interface cover shell.

[0009] In a preferred embodiment, the first longitudinal positioning screw rod and the second longitudinal positioning screw rod are respectively mounted in the first longitudinal positioning mounting slot and the second longitudinal positioning mounting slot.

[0010] In a preferred embodiment, the rear end of the first threaded through long rod is detachably penetrated through the front and rear ends of the second assembly threaded rod.

[0011] In a preferred embodiment, the first longitudinal positioning mounting slot and the second longitudinal positioning mounting slot are respectively arranged at the upper and lower ends of the positioning connector, the first threaded through long rod and the front end of the interface cover shell.

[0012] The technical effects and advantages of the utility model are as follows:

[0013] Compared with the prior art, when the drilling bit head connected to one end of the center rod is damaged or needs to be replaced, the drilling bit head can be replaced by separately disassembling the positioning connector, and the center rod can be continuously used after the replacement, the device can realize the replacement of the drilling bit head and the simultaneous use of the two sets of drilling bit heads, greatly improving the practicability and use adaptability of the device, the device is fixed by the firm tenon structure, further improving the use stability of the device, and avoiding the problem of breakage of the drilling bit head during use. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0015] Figure 2 It is a schematic diagram of the tool fixing device structure of the utility model.

[0016] Figure 3 It is a schematic diagram of the assembly component structure of the utility model.

[0017] Figure 4 It is a schematic diagram of the stable double-head drilling bit positioning assembly structure of the utility model.

[0018] The reference signs are: 1, connecting center rod; 2, cutter fixing device; 21, assembling assembly; 211, first assembling threaded long groove; 212, second assembling threaded groove; 213, second assembling threaded rod; 214, stabilizing cover; 215, limiting long rod group; 216, butt joint cover; 217, limiting long groove group; 218, transverse positioning bolt hole; 219, transverse positioning bolt group; 22, stabilizing double-head drill bit positioning assembly; 221, drill bit head; 222, positioning joint; 224, first longitudinal positioning installation groove; 225, second longitudinal positioning installation groove; 226, first longitudinal positioning screw rod; 227, second longitudinal positioning screw rod; 228, first threaded through long rod. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0020] As shown in the accompanying drawings, Figures 1-4 The utility model provides a kind of cutter with strong use stability, including connecting center rod 1, and the cutter fixing device 2 is detachably installed in the front and rear ends of connecting center rod 1;Cutter fixing device 2 includes: assembling assembly 21 and stabilizing double-head drill bit positioning assembly 22, and assembling assembly 21 is detachably installed at the two ends of connecting center rod 1.

[0021] Assembling assembly 21 includes: first assembling threaded long groove 211, second assembling threaded groove 212, limiting long groove group 217, limiting long rod group 215, second assembling threaded rod 213, stabilizing cover 214, butt joint cover 216, transverse positioning bolt group 219 and transverse positioning bolt hole 218, and the one end of transverse positioning bolt group 219 is detachably installed inside transverse positioning bolt hole 218, and transverse positioning bolt group 219 and transverse positioning bolt hole 218 are all provided with three groups, and transverse positioning bolt hole 218 is respectively formed in the inner and outer walls of butt joint cover 216, stabilizing cover 214 and second assembling threaded rod 213.

[0022] The stable double-head drill tool positioning assembly 22 comprises a positioning joint 222, a first longitudinal positioning screw 226, a second longitudinal positioning screw 227, a first longitudinal positioning mounting slot 224, a second longitudinal positioning mounting slot 225 and a first threaded through long rod 228, one end of the first threaded through long rod 228 is mounted inside the rear end of the positioning joint 222, a drill head 221 is mounted on the front end outer wall of the positioning joint 222, the other end of the first threaded through long rod 228 is detachably mounted inside the first assembly threaded long slot 211, the front end of the first assembly threaded long slot 211 is mounted at the rear end of the second assembly threaded slot 212, the rear end outer wall of the second assembly threaded rod 213 is detachably mounted inside the second assembly threaded slot 212, the outer wall of the second assembly threaded rod 213 is mounted on the inner wall of the stable cover 214, the lower end of the limiting long rod group 215 is mounted on the outer wall of the stable cover 214, the upper end of the limiting long rod group 215 is butted on the inner wall of the limiting long slot group 217, the limiting long slot group 217 is opened inside the butt joint cover 216, the output ends of the first longitudinal positioning screw 226 and the second longitudinal positioning screw 227 are respectively mounted inside the first longitudinal positioning mounting slot 224 and the second longitudinal positioning mounting slot 225, the rear end of the first threaded through long rod 228 is once detachably penetrated through the front and rear ends of the second assembly threaded rod 213, and the first longitudinal positioning mounting slot 224 and the second longitudinal positioning mounting slot 225 are respectively opened at the upper and lower ends of the front end of the positioning joint 222, the first threaded through long rod 228 and the butt joint cover 216.

[0023] The specific implementation method is as follows: When using this utility model, the second assembled threaded rod 213 needs to be connected and installed through the stabilizing cover 214 and the limiting long rod group 215 installed on the outer wall. After the limiting long rod group 215 is connected, the positioning connector 222 can be installed through the first threaded through long rod 228 installed inside the rear end. By rotating the first threaded through long rod 228, the first threaded through long rod 228 is rotated to pass through the front and rear ends of the second assembled threaded rod 213. After the second assembled threaded rod 213 and the first threaded through long rod 228 are installed and connected, the connecting center rod 1 is rotated. After the connecting center rod 1 is rotated, the first assembly threaded groove 211 and the second assembly threaded groove 212 inside can be rotated and installed with the rear end of the first threaded through rod 228 and the second assembly threaded rod 213. After the rear end of the second assembly threaded rod 213 is installed, the multiple sets of transverse positioning bolt holes 218 inside it are calibrated in sequence. After the transverse positioning bolt holes 218 are calibrated, the multiple sets of transverse positioning bolt groups 219 are rotated to install the transverse positioning bolt groups 219 into the transverse positioning bolt holes 218 to position the assembly component 21 and the connecting center rod 1. After the center rod 1 and assembly component 21 are positioned and fixed with the stable double-headed drilling tool positioning component 22, the positioning connector 222 is then installed into the first longitudinal positioning mounting groove 224 and the second longitudinal positioning mounting groove 225 through the first longitudinal positioning screw 226 and the second longitudinal positioning screw 227 set at the upper and lower ends. This positions and fixes the rear end of the positioning connector 222 to the front end of the assembly component 21. After the device sequentially connects the two sets of assembly components 21 and the stable double-headed drilling tool positioning component 22 at both ends of the center rod 1, it can be used for subsequent operations. When the center rod 1 is connected... When the drill bit 221 at one end of rod 1 is damaged due to long-term use or needs to be replaced, the drill bit 221 can be replaced by disassembling the positioning connector 222 separately. After connecting to the center rod 1, it can be used continuously. This device can replace the drill bit 221 model through simple installation and docking, and two sets of drill bits 221 can be used at the same time, which greatly improves the practicality and adaptability of the entire device. The device is fixed in position by a strong tenon structure, which further improves the stability of the entire device and avoids the problem of the drill bit 221 breaking during use.

[0024] The utility model discloses a working principle: when using the utility model, need first through the stable cover 214 and the limit long rod group 215 of outer wall installation of second assembly threaded rod 213 butt joint installation work is carried out, when the limit long rod group 215 butt joint is completed, can be through the first threaded through long rod 228 of rear end internal installation of positioning connector 222, through the rotation of first threaded through long rod 228 makes first threaded through long rod 228 rotationally penetrates second assembly threaded rod 213 front and rear both ends, when second assembly threaded rod 213 and first threaded through long rod 228 installation butt joint is completed, in the rotation of connecting center rod 1, the first assembly threaded long groove 211 and the second assembly threaded groove 212 with first threaded through long rod 228 and second assembly threaded rod 213 rear end are set up in the inside of the first assembly threaded long groove 211 and the second assembly threaded groove 212 with first threaded through long rod 228 and second assembly threaded rod 213 rear end and carry out the rotation installation work of being installed, when second assembly threaded rod 213 rear end installation is completed, the multiple transverse positioning bolt holes 218 of being set up in its inside in proper order calibrate transverse positioning bolt hole 218, after calibration, rotate multiple transverse positioning bolt group 219, install transverse positioning bolt group 219 to the inside of transverse positioning bolt hole 218 and carry out the positioning work of assembly component 21 and connecting center rod 1, when connecting center rod 1 and assembly component 21 and stable double-end drill bit positioning assembly 22 positioning fixed completion, positioning connector 222 is installed to the first longitudinal positioning installation groove 224 and the second longitudinal positioning installation groove 225 inside through the first longitudinal positioning screw 226 and the second longitudinal positioning screw 227 of being set up in the upper and lower ends of positioning connector 222 rear end and assembly component 21 front end carry out the positioning fixed work of being installed, the device in proper order the two groups of assembly component 21 and stable double-end drill bit positioning assembly 22 of both ends of connecting center rod 1 in proper order butt joint completion can carry out the subsequent use work.

[0025] Finally, it should be noted that: first, in the description of the present application, it should be pointed out that, unless otherwise specified and limited, the terms "installation", "connection", "connection" should be understood broadly, which can be mechanical connection or electrical connection, or the communication between two elements, or direct connection, "up", "down", "left", "right" and the like are only used to indicate the relative positional relationship, when the absolute position of the described object changes, the relative positional relationship may change;

[0026] Secondly: the utility model discloses an embodiment of the drawings, only relates to the structure involved in the embodiment of the present disclosure, other structures can refer to the usual design, in the case of no conflict, the same embodiment and different embodiments of the utility model can be combined with each other;

[0027] Finally: the above only for the preferred embodiment of the utility model, and does not limit the utility model, any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model, should be included in the protection scope of the utility model.

Claims

1. A cutting tool with high stability, comprising a connecting center rod (1), characterized in that: The connecting center rod (1) is detachably equipped with a tool fixing device (2) at both the front and rear ends; The tool fixing device (2) includes: an assembly component (21) and a stable double-headed drilling tool positioning component (22), wherein the assembly component (21) is detachably installed at both ends of the connecting center rod (1).

2. The cutting tool with high stability according to claim 1, characterized in that: The assembly component (21) includes: a first assembly threaded groove (211), a second assembly threaded groove (212), a limiting groove group (217), a limiting rod group (215), a second assembly threaded rod (213), a stabilizing cover (214), a docking cover (216), a transverse positioning bolt group (219), and a transverse positioning bolt hole (218). One end of the transverse positioning bolt group (219) is detachably installed inside the transverse positioning bolt hole (218). Both the transverse positioning bolt group (219) and the transverse positioning bolt hole (218) are provided with three groups. The transverse positioning bolt holes (218) are respectively opened on the inner and outer walls of the docking cover (216), the stabilizing cover (214), and the second assembly threaded rod (213).

3. A cutting tool with high stability according to claim 2, characterized in that: The stable dual-head drilling tool positioning assembly (22) includes: a positioning connector (222), a first longitudinal positioning screw (226), a second longitudinal positioning screw (227), a first longitudinal positioning mounting groove (224), a second longitudinal positioning mounting groove (225), and a first threaded through rod (228). One end of the first threaded through rod (228) is installed inside the rear end of the positioning connector (222), and a drilling head (221) is installed on the outer wall of the front end of the positioning connector (222).

4. A cutting tool with high stability according to claim 3, characterized in that: The other end of the first threaded through rod (228) is detachably installed inside the first assembly threaded groove (211). The front end of the first assembly threaded groove (211) is installed at the rear end of the second assembly threaded groove (212). The outer wall of the rear end of the second assembly threaded rod (213) is detachably installed inside the second assembly threaded groove (212). The outer wall of the second assembly threaded rod (213) is installed on the inner wall of the stabilizing cover (214). The lower end of the limiting rod assembly (215) is installed on the outer wall of the stabilizing cover (214). The upper end of the limiting rod assembly (215) is connected to the inner wall of the limiting groove assembly (217). The limiting groove assembly (217) is opened inside the connecting cover (216).

5. A cutting tool with high stability according to claim 3, characterized in that: The output ends of the first longitudinal positioning screw (226) and the second longitudinal positioning screw (227) are respectively installed inside the first longitudinal positioning mounting groove (224) and the second longitudinal positioning mounting groove (225).

6. A cutting tool with high stability according to claim 3, characterized in that: The first threaded rod (228) can be detachably passed through the rear end of the second assembled threaded rod (213) at both ends.

7. A cutting tool with high stability according to claim 3, characterized in that: The first longitudinal positioning mounting groove (224) and the second longitudinal positioning mounting groove (225) are respectively opened at the upper and lower ends of the positioning joint (222), the first threaded through rod (228) and the docking cover (216).

Images