Chip collecting box of broach and notch broaching machine

Abstract

The utility model provides a chip collecting box of a broach and a notch broaching machine. The chip collecting box of the broach comprises a filter screen, a first box body, a plurality of second box bodies and a plurality of installation frames. The first box body is provided with an inner cavity, and a via hole for a broach to penetrate through is formed in the inner cavity. The second box bodies are attached to one another to be installed in the inner cavity and detachably connected with the first box body. The plurality of mounting frames are arranged on the plurality of second box bodies in a one-to-one correspondence manner, each mounting frame comprises an opening part and a plurality of mounting parts, the opening parts are used for exposing the second box bodies, and the plurality of mounting parts are arranged around the opening parts at intervals and are used for mounting the filter screens so as to filter lubricating oil containing metal filings. The scrap collecting box solves the technical problems of mixed pollution and inconvenience in operation of a traditional scrap collecting box.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of notched broaching machine, especially to a chip collecting box of broach and notched broaching machine. BACKGROUND

[0002] The notched broaching machine cuts the workpiece (or test piece) by using the special-shaped broach to cut the notch accurately. In this process, the chip collecting box as an important part of the broaching machine is sleeved on the end of the broach to collect the metal chips generated in the broaching operation. In addition, in order to reduce the wear of the broach and ensure the processing quality, it is necessary to continuously inject lubricating oil into the broach during the broaching process, which causes part of the lubricating oil to flow into the chip collecting box along the broach.

[0003] The chip collecting box 100 (such as Figure 1a ) in the prior art is usually designed as a whole box body structure, the bottom of which is provided with a through hole 101 for the broach to pass through, and an opening 102 (such as Figure 1b ) is arranged on the side wall, which is closed by a cover plate 103 and fixed by a screw 104. When it is necessary to clean the metal chips and lubricating oil in the chip collecting box 100, the screw 104 for fixing the cover plate 103 needs to be unscrewed to open the chip collecting box 100 for maintenance.

[0004] However, the above-mentioned chip collecting box has the following disadvantages:

[0005] 1. Mixed pollution: because the metal chips are mixed with the lubricating oil directly, it not only increases the difficulty of recycling the lubricating oil for reuse, but also may affect the performance of the lubricating oil.

[0006] 2. Inconvenient operation: frequent disassembly and assembly of the cover plate not only prolongs the downtime maintenance time and reduces the work efficiency, but also may cause the sealing performance of the chip collecting box to decrease and increase the risk of leakage, thereby affecting the safety and cleanliness of the working environment. UTILITY MODEL CONTENTS

[0007] In view of the deficiencies in the prior art, the utility model provides a chip collecting box of broach and a notched broaching machine to solve the technical problems of mixed pollution and inconvenient operation of the traditional chip collecting box in the related art.

[0008] The utility model provides a chip collecting box of broach, which comprises:

[0009] A filter screen;

[0010] A first box body having an inner cavity, and a through hole for the broach to pass through is formed in the inner cavity;

[0011] A plurality of second box bodies are installed in the inner cavity and are detachably connected with the first box body;

[0012] A plurality of mounting racks are correspondingly arranged in the plurality of second boxes, the mounting rack comprises an opening part and a mounting part, the opening part is used for exposing the second box, the mounting part is a plurality of parts, and is arranged in a spaced manner around the opening part and used for mounting the filter screen to filter the lubricating oil containing metal chips.

[0013] Further, the edge of the second box is provided with a positioning part for clamping the edge of the first box.

[0014] Further, the positioning part is configured as an opening-down positioning block.

[0015] Further, the number of the positioning block is two, and the two positioning blocks are symmetrically arranged on the second box.

[0016] Further, one of the two positioning blocks is defined as a first positioning block, and the other is defined as a second positioning block, the mounting rack further comprises a rack body, the rack body is used for supporting the mounting part, and the opening part is formed in the rack body, opposite ends of the rack body are respectively provided with a rotating part and a locking part, the rotating part is rotatably arranged in the first positioning block, so that the locking part can be locked or released in the second positioning block.

[0017] Further, the first positioning block and / or the second positioning block is integrally formed with an extension block, and the extension block cooperates with the rotating part and / or the locking part.

[0018] Further, the surface of the second box is inwardly recessed to form a notch, a plurality of notches in the plurality of second boxes are sequentially spliced and constructed into a channel, and the channel is used for being communicated with the via or surrounding the via.

[0019] The utility model further provides a notch broaching machine, including above described the scrap collecting box.

[0020] Compared with the prior art, the utility model have following beneficial effect: first box body forms inner chamber, can hold a plurality of second box body, one aspect a plurality of second box body's setting can with inner chamber is divided into a plurality of space, in order to avoid through hole and broach, make it independent each other does not interfere with each other, on the other hand first box body and second box body are separable type connection, make in periodic maintenance, cleaning process can be taken out second box body alone, need not to disassemble first box body, not only simplified maintenance process, also reduced downtime, guarantee the sealing property of this chip collection box. Furthermore, each second box body is provided with mounting bracket, and the mounting bracket is provided with a plurality of installation parts for installing filter screen, the filter screen can effectively separate metal chips and lubricating oil, avoid direct mixture, thereby greatly improve the recycling rate of lubricating oil, reduce production cost, and reduce the influence to production environment, simultaneously, the opening of mounting bracket allows the second box body to be exposed, ensures that the lubricating oil containing metal chips can flow smoothly into the filter screen and be captured, improving the filtering efficiency while ensuring the smoothness of the liquid flow. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1a It is a structural schematic view of the chip collection box in the prior art.

[0022] Figure 1b It is an exploded schematic view of the chip collection box in the prior art.

[0023] Figure 2 It is a structural schematic view of the chip collection box in an embodiment of the utility model.

[0024] Figure 3 It is a partial exploded schematic view of the chip collection box in an embodiment of the utility model.

[0025] Figure 4 It is a structural schematic view of the mounting bracket in an embodiment of the utility model.

[0026] BRIEF DESCRIPTION OF DRAWINGS

[0027] 100, chip collection box; 101, through hole; 102, opening; 103, cover plate; 104, screw;

[0028] 1, first box body; 2, inner chamber; 3, through hole; 4, second box body; 5, mounting bracket; 501, opening; 502, installation part; 503, bracket body; 504, rotating part; 505, locking part; 6, first positioning block; 7, second positioning block; 8, extension block; 9, notch.

[0029] The realization, functional characteristics and advantages of the utility model will be further explained with reference to the drawings. DETAILED DESCRIPTION

[0030] In order to make the purpose, technical scheme and beneficial effects of the utility model clearer, the technical scheme of the utility model is further explained below in combination with the drawings and examples. It should be understood that the specific examples described herein are only used to explain the utility model and do not limit the utility model.

[0031] In the utility model embodiment, as shown in the drawings, Figures 2-4 The chip collecting box of the broach comprises a filter screen, a first box body 1, a plurality of second box bodies 4 and a plurality of mounting racks 5. The first box body 1 has an inner cavity 2, and a through hole 3 for the broach to pass through is formed in the inner cavity 2. The plurality of second box bodies 4 are attached to each other and mounted in the inner cavity 2, and are detachably connected with the first box body 1. The plurality of mounting racks 5 are one-to-one corresponding to the plurality of second box bodies 4. The mounting rack 5 comprises an opening part 501 and a mounting part 502. The opening part 501 is used for exposing the second box body 4. The mounting part 502 is a plurality of mounting parts, which are arranged at intervals around the opening part 501 and used for mounting the filter screen to filter the lubricating oil containing metal chips.

[0032] Specifically, in the utility model embodiment, the first box body 1 is an open upward box body structure, which has an inner cavity 2 and a through hole 3 formed therein. The inner cavity 2 is used for storing the second box body 4, and the through hole 3 is used for the broach to pass through from the bottom center position thereof. As shown in the drawings, Figure 2 、 Figure 3 The inner cavity 2 of the first box body 1 has a channel structure penetrating in the up-down direction in the middle part thereof. The through hole 3 is formed at the channel structure and used for increasing the contact area of the first box body 1 with the broach and improving the stability of the first box body 1. Of course, the end part of the broach is a support end, which is used for supporting and positioning the first box body 1 so that the first box body 1 is always kept at the end part of the broach.

[0033] In the embodiment of the utility model, two second box bodies 4 (the second box body 4 is also the box body structure of opening upward) are arranged, and the two second box bodies 4 are respectively located on the left and right sides of the via hole 3 and are separable connected with the first box body 1; in this way, when the second box body 4 is placed in the first box body 1, it can be used to receive metal chips and lubricating oil; on the contrary, the second box body 4 can be taken out to quickly pour out the lubricating oil in the metal chip box; in this process, the first box body 1 does not need to be disassembled, which greatly shortens the operation time, thereby shortening the downtime. At the same time, the purpose of arranging two second box bodies 4 is to divide the inner cavity 2 of the first box body 1 into two parts, which can avoid the shielding of the broach to facilitate quick assembly and disassembly. Furthermore, the first box body 1 and the second box body 4 are independent of each other, and the sealing property is determined by the respective materials, and they do not affect each other, which is convenient for long-term use. In addition, the second box body 4 can fill the inner cavity 2 of the first box body 1 and avoid the via hole 3; that is, the inner wall of the first box body 1 is attached to the outer wall of the second box body 4, and the adjacent outer walls of the two second box bodies 4 are attached to each other to avoid the case that the gap is too large. Of course, the sealing structure can be added between the box body and the box body to further close the gap between them. For example, a sealing ring, a stop block and the like are arranged.

[0034] In the embodiment of the utility model, the mounting frame 5 is arranged at each second box body 4, the mounting frame 5 includes an opening part 501 and a plurality of mounting parts 502, the opening part 501 can expose the second box body 4, so that it can be communicated with the opening of the second box body 4, and the unobstructed design can facilitate the smooth flow of metal chips and lubricating oil into the second box body 4. Figure 3 , Figure 4 As shown in the drawings, the four mounting parts 502 in the embodiment are arranged outside the opening part 501 at intervals and are used as mounting points of the filter screen (not shown) to firmly fix the filter screen at the second box body 4. For example, when the filter screen is made of flexible material, the corresponding mesh holes can be hung at the corresponding mounting parts 502 to completely capture and filter the metal chips, and only the lubricating oil falls into the second box body 4; or when the filter screen is made of hard material, the corresponding positions are integrally formed with lugs for hanging at the corresponding mounting parts 502. The material and mesh diameter of the filter screen can be selected according to actual needs, which is not limited here. In this way, the mounting frame 5 is arranged at each second box body 4 to facilitate the installation of the filter screen at the second box body 4, so that the filter screen can be suspended in the second box body 4, which can quickly filter the metal chips and lubricating oil on one hand, facilitate recycling and reuse, save costs, and on the other hand, can prevent the metal chips on the filter screen from sinking to the bottom, further separating the metal chips and lubricating oil.

[0035] The first box body 1 is installed at the broach as a supporting main body through the separable connection of the first box body 1 and the second box body 4, the second box body 4 is a movable object, and the metal chips and the lubricating oil are collected, and the second box body 4 is cleaned regularly. In addition, the mounting frame 5 is arranged at the upper end surface of the second box body 4, and the filter screen is installed and fixed, so that the lubricating oil containing the metal chips is filtered. In addition, the mounting part 502 of the mounting frame 5 and the filter screen are connected in a detachable manner, and the metal chips and the lubricating oil are collected and poured out.

[0036] As shown in Figure 2 , as shown in Figure 3 , in an embodiment, the edge of the second box body 4 is provided with a positioning part for clamping the edge of the first box body 1. Specifically, since the broach needs to move up and down during operation, in order to avoid the second box body 4 from shaking in the inner cavity 2 due to the movement of the broach. In this embodiment, a positioning part is arranged at the edge of the second box body 4, which can be clamped to the edge of the first box body 1, so that the two form a whole during operation, and the loosening of the second box body 4 can be prevented. Preferably, the positioning part is configured as a positioning block with an opening downward. During operation, the second box body 4 is placed downward into the inner cavity 2 of the first box body 1, and the opening part 501 of the positioning block can be clamped into the edge of the first box body 1, so as to fix the second box body 4. Of course, the above-mentioned positioning block can be made of plastic material, and the opening part 501 of the positioning block and its plastic deformation can be used to connect the first box body 1 and the second box body 4, and the second box body 4 can be quickly taken out without additional positioning structure.

[0037] As shown in Figure 2 , Figure 4 , further, in an embodiment, the number of the positioning blocks is two, and the two positioning blocks are symmetrically arranged on the second box body 4. Specifically, in order to improve the stability of the second box body 4, the two positioning blocks are symmetrically arranged on the upper end surface of the second box body 4, so that the two positioning blocks balance the stress of the second box body 4 and improve the stability of the second box body 4 in the first box body 1.

[0038] As shown in Figure 2As shown, in an embodiment, one of the two positioning blocks is defined as the first positioning block 6, and the other is defined as the second positioning block 7, the mounting frame 5 further comprises a frame body 503, the frame body 503 is used to support the mounting portion 502, and the opening portion 501 is formed in the frame body 503, opposite ends of the frame body 503 are respectively provided with a rotating portion 504 and a locking portion 505, the rotating portion 504 is rotatably arranged on the first positioning block 6, so that the locking portion 505 can be locked or released on the second positioning block 7. Specifically, in order to facilitate the pouring of the metal scraps in the filter screen and the lubricating oil in the second box body 4 respectively; the embodiment is provided with a frame body 503, so that the mounting portion 502 is integrally formed on the frame body 503, and the opening portion 501 is formed in the cavity enclosed by the frame body 503; at the same time, one of the two positioning blocks is defined as the first positioning block 6, and the other is defined as the second positioning block 7, so that one end of the frame body 503 can rotate around the first positioning block 6, so as to lock or release the other end on the second positioning block 7.

[0039] Specifically, the rotating portion 504 and the locking portion 505 are respectively arranged at opposite ends of the frame body 503, the rotating portion 504 is rotatably connected with the first positioning block 6 through a rotating shaft, the locking portion 505 is an open structure, under the action of an external force, the rotating portion 504 drives the entire frame body 503 to rotate in opposite directions relative to the second box body 4, so that the locking portion 505 is locked with the second positioning block 7 or separated from the second positioning block 7. In this way, the rotating of the frame body 503 can drive the filter screen fixed thereon to rotate, so as to pour out the metal scraps in the filter screen during the process of turning over the filter screen, and the lubricating oil in the second box body 4 can be exposed, which is convenient for pouring. In addition, since the rotating portion 504 and the locking portion 505 are matched with the corresponding positioning blocks, and the positioning blocks are arranged on the second box body 4, when the second box body 4 is taken out from the inner cavity 2 of the first box body 1, the filter screen can be taken out together, which is more convenient to operate.

[0040] As Figure 4As shown, further, in an embodiment, the first positioning block 6 and / or the second positioning block 7 is integrally formed with an extension block 8 which cooperates with the rotating part 504 and / or the locking part 505. Specifically, in order to achieve the rotating connection of the first positioning block 6 with the rotating part 504 and the locking cooperation of the second positioning block 7 with the locking part 505, the embodiment is provided with an extension block 8 on the first positioning block 6 and the second positioning block 7, the lower end of the extension block 8 is fixedly connected with the corresponding positioning block, and the upper end thereof extends upward. Meanwhile, the rotating part 504 and the locking part 505 are both notch structures. Thus, the notch structure of the rotating part 504 is provided with a rotating shaft which is rotatably arranged at the extension block 8 of the first positioning block 6, so that the two can be rotatably cooperated. The notch structure of the locking part 505 can be adapted to the extension block 8 of the second positioning block 7, and in the locked state, the notch structure can be sleeved on the extension block 8 to achieve the purpose of quick positioning and locking. With the rotation of the rotating part 504, the locking part 505 slowly separates from the extension block 8 of the second positioning block 7.

[0041] As shown in the drawings, Figure 3 As shown in an embodiment, the surface of the second box body 4 is inwardly recessed to form a notch 9, and a plurality of notches 9 in a plurality of second box bodies 4 are sequentially spliced and configured as a channel for communicating with the via 3 or surrounding the via 3. Specifically, in order to avoid the broach and the via 3, the embodiment is provided with a notch 9 on the surface of the second box body 4, and the two notches 9 of the two second box bodies 4 are spliced with each other to form a channel. When the via 3 is only formed on the bottom of the first box body 1, the channel communicates with the via 3 for wrapping the broach. Or, when the via 3 is a channel structure as described in the embodiment, the channel can be used to wrap the channel structure, and the thickened inner wall can improve the structural strength.

[0042] The embodiment also provides a notch 9 broaching machine comprising the chip collecting box, and the specific structure of the chip collecting box is referred to the above-mentioned embodiments. Since the notch 9 broaching machine adopts all the technical solutions of the above-mentioned embodiments, it at least has all the beneficial effects brought by the technical solutions of the above-mentioned embodiments, which will not be repeated here.

[0043] Finally, it should be explained that the above embodiments are only used to illustrate the technical solutions of the present application but not limit the present application. Although the present application has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present application can be modified or replaced equivalently without departing from the purpose and scope of the present application, and all of them should be covered in the scope of the claims of the present application.

Claims

1. A chip pocket for a broach, characterized by, The utility model relates to a set chip box, comprising: a filter screen; a first box body having an inner cavity, a through hole for a broach to pass through being formed in the inner cavity; a plurality of second box bodies being attached to each other and mounted in the inner cavity and being separably connected with the first box body; a plurality of mounting frames being respectively provided in the plurality of second box bodies, the mounting frame comprising an opening part and a mounting part, the opening part being used for exposing the second box body, the mounting part being a plurality of and being arranged in intervals around the opening part and being used for mounting the filter screen to filter lubricating oil containing metal chips.

2. The broach chip pocket of claim 1 wherein, An edge of the second box body is provided with a positioning part for clamping the edge of the first box body.

3. The broach chip pocket of claim 2 wherein, The positioning part is configured as a positioning block opening downward.

4. The broach chip pocket of claim 3 wherein, The number of the positioning block is two, and the two positioning blocks are symmetrically arranged on the second box body.

5. The broach chip pocket of claim 4 wherein, One of the two positioning blocks is defined as a first positioning block, and the other is defined as a second positioning block, the mounting frame further comprising a frame body for supporting the mounting part, and the frame body is formed with the opening part therein, opposite ends of the frame body being respectively provided with a rotating part and a locking part, the rotating part being rotatably arranged on the first positioning block to lock or release the locking part on the second positioning block.

6. The broach chip pocket of claim 5 wherein, The first positioning block and / or the second positioning block is integrally formed with an extension block, the extension block being matched with the rotating part and / or the locking part.

7. A cutter pocket of a broach as claimed in any one of claims 1 to 6, wherein, A surface of the second box body is inwardly recessed to form a notch, a plurality of notches in the plurality of second box bodies being sequentially spliced and configured as a channel for being communicated with the through hole or surrounding the through hole.

8. A notching broaching tool, characterized by The utility model relates to a set chip box. The utility model relates to a set chip box as claimed in any one of claims 1-7.

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