Anti-splashing device for pipe joint cuttings on lathe

Abstract

The utility model relates to an anti-splashing device for pipe joint cuttings on a lathe, which comprises a lathe body and a turning tool rest, an arc-shaped cuttings baffle is arranged on the front side of the turning tool rest, an arc-shaped support plate extending downwards is formed at the left end of the lower side edge of the cuttings baffle, and the lower side edge of the arc-shaped support plate is bent to form a transverse curled edge. A hinge bolt is inserted into the turned edge and is in threaded connection with a transverse connecting seat, and the connecting seat is fixedly connected with a feeding platform of a longitudinal feeding mechanism on the right side of the arc-shaped supporting plate; an inclined upper baffle is formed on the upper side edge of the cutting baffle, the upper baffle is located over the turning tool rest and fixedly connected with a lock catch piece, the upper baffle is arranged on an L-shaped side support in a positioning mode through the lock catch piece, and the side support is fixed to a feeding platform of a longitudinal feeding mechanism on the right side of the turning tool rest. The anti-splashing device is of a baffle structure for preventing cuttings from splashing, the baffle can be conveniently arranged or moved above the lathe tool rest, and the lathe tool is not tedious and troublesome to replace.

Description

Technical field:

[0001] The utility model relates to the technical field of chip splash prevention devices, in particular to a chip splash prevention device for pipe joints on a lathe. Background technology:

[0002] At present, pipe joints are required for connecting valves and pipelines. The current pipe joints can be processed into blanks by casting or forging, and the blanks are turned or milled to obtain the desired finished products. Turning is performed on a lathe and chips are generated. Sometimes the chips generated by turning will splash, and the splashed chips will fly out of the lathe, affecting the workshop environment and increasing the cleaning work; so someone proposed to add a baffle above the tool holder and the turning tool, that is, to fix a baffle or protective cover on the feed seat of the lathe to block the chip splash, but the presence of the baffle or protective cover will affect the replacement of the turning tool. Each time the turning tool is replaced, the baffle or protective cover needs to be removed. After the replacement of the turning tool is completed, the baffle or protective cover needs to be installed, which is relatively cumbersome; so a baffle structure that is easy to disassemble and install is needed. Utility model content:

[0003] The purpose of the utility model is to address the deficiencies of the prior art and to provide a chip anti-splash device for pipe joints on a lathe. The anti-splash device is a baffle structure for preventing chips from splashing. The baffle is conveniently set or removed above the lathe tool holder, and will not cause cumbersome and troublesome lathe tool replacement.

[0004] The tool holder is fixedly connected to the feeding platform of the longitudinal feed mechanism and is characterized in that: an arc-shaped chip baffle is provided on the front side of the tool holder, and an arc-shaped support plate extending downward is formed at the left end of the lower side of the chip baffle plate, and the lower side of the arc-shaped support plate is bent to form a transverse curling edge, and a hinge bolt is inserted in the curling edge, and the hinge bolt is screwed on the transverse connecting seat, and the connecting seat is fixed to the feeding platform of the longitudinal feed mechanism on the right side of the arc-shaped support plate; an inclined upper baffle is formed on the upper side of the chip baffle, and the upper baffle is located directly above the tool holder and is fixedly connected to a locking member, and the upper baffle is positioned on the L-shaped side bracket through the locking member, and the side bracket is fixed to the feeding platform of the longitudinal feed mechanism on the right side of the tool holder.

[0005] Preferably, two sets of left and right opposite L-shaped ears are formed on both sides of the upper baffle respectively;

[0006] The locking part includes two transverse bolt shafts, the two ends of which are respectively inserted into the support ears, and a plurality of groups of longitudinal connecting rods are fixed on the bolt shafts by sleeves; the upper part of the side bracket is formed with two positioning holes opposite to the bolt shafts, and the right end of the bolt shaft extends out of the support ear and is inserted into the positioning hole of the side bracket.

[0007] Preferably, the connecting rods are provided in two groups and are located directly above the upper baffle; the lateral spacing between the connecting rod on the left side of the bolt shaft and the support ear on the left side of the upper baffle is greater than the distance from the right end of the bolt shaft to the left end face of the side bracket.

[0008] Preferably, an arc-shaped groove is formed on the upper end surface of the side bracket between the positioning holes, a transverse and T-shaped positioning rod is inserted in the groove, the positioning rod is inserted into the connecting rod, a longitudinal positioning plate is fixed on the upper baffle between the connecting rods, the positioning rod is inserted and fixed on the positioning plate, a compression spring is inserted into the positioning rod on the left side of the positioning plate, the left and right ends of the compression spring respectively abut against the positioning plate and the connecting rod, a retaining ring is abutted on the connecting rod, and the retaining ring is formed on the outer wall of the positioning rod.

[0009] Preferably, the positioning rod abuts against the bottom surface of the notch on the side bracket, and the center of the arc of the notch is located on the central axis of the hinge bolt.

[0010] Preferably, the lateral spacing between the positioning plate and the connecting rods on both sides is respectively greater than the distance from the right end of the bolt shaft to the left end surface of the side bracket.

[0011] Preferably, the right end surface of the curled edge abuts against the left end surface of the connecting seat.

[0012] The beneficial effects of the utility model are:

[0013] The anti-splash device is a baffle structure for preventing chips from splashing. The baffle is convenient to set or move above the turning tool holder, and will not cause cumbersome and troublesome turning tool replacement. Description of the drawings:

[0014] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0015] Figure 2 It is a structural schematic diagram of the utility model in a front view;

[0016] Figure 3 It is a schematic structural diagram of the utility model from the side.

[0017] In the figure: 1. bed; 2. transverse feed mechanism; 3. longitudinal feed mechanism; 4. turning tool holder; 5. chip baffle; 51. arc support plate; 52. curling; 53. upper baffle; 54. support ear; 6. connecting seat; 7. hinge bolt; 8. locking piece; 81. bolt shaft; 82. connecting rod; 83. positioning rod; 84. positioning plate; 85. compression spring; 9. side bracket; 91. positioning socket; 92. notch. Specific implementation method:

[0018] Example: See Figures 1 to 3As shown, a device for preventing chips from splashing on a pipe joint on a lathe comprises a lathe bed 1, a lateral feeding mechanism 2 is arranged on the bed 1, a longitudinal feeding mechanism 3 is arranged on the feeding platform of the lateral feeding mechanism 2, a turning tool holder 4 is fixedly connected to the left side of the feeding platform on the longitudinal feeding mechanism 3, an arc-shaped chip baffle 5 is arranged on the front side of the turning tool holder 4, an arc-shaped support plate 51 extending downward is formed at the left end of the lower side of the chip baffle 5, a horizontal curling edge 52 is bent and formed on the lower side of the arc-shaped support plate 51, and the curling edge A hinge bolt 7 is inserted into 52, and the hinge bolt 7 is screwed on the horizontal connecting seat 6, and the connecting seat 6 is fixedly connected to the feeding platform of the longitudinal feeding mechanism 3 on the right side of the arc-shaped support plate 51; the upper side edge of the chip baffle plate 5 is formed with an inclined upper baffle plate 53, and the upper baffle plate 53 is located directly above the turning tool holder 4 and is fixedly connected with a locking member 8. The upper baffle plate 53 is positioned on the L-shaped side bracket 9 through the locking member 8, and the side bracket 9 is fixed on the feeding platform of the longitudinal feeding mechanism 3 on the right side of the turning tool holder 4.

[0019] Two sets of left and right opposite L-shaped ears 54 are formed on both sides of the upper baffle plate 53;

[0020] The locking member 8 comprises two transverse bolt shafts 81, the two ends of which are respectively inserted into the support ears 54, and a plurality of groups of longitudinal connecting rods 82 are fixedly sleeved on the bolt shaft 81; the upper part of the side bracket 9 is formed with two positioning sockets 91 opposite to the bolt shaft 81, and the right end of the bolt shaft 81 extends out of the support ear 54 and is inserted into the positioning socket 91 of the side bracket 9, and the bolt shaft 81 is inserted into the side bracket 9 to realize positioning. By removing the side bracket 9, the chip baffle 5 can be flipped over, so that the chip baffle 5 can be moved above the turning tool holder 4, thereby facilitating the replacement of the turning tool.

[0021] The connecting rods 82 are provided in two groups and are located directly above the upper baffle 53; the lateral spacing between the connecting rod 82 on the left side of the bolt shaft 81 and the support ear 54 on the left side of the upper baffle 53 is greater than the distance from the right end of the bolt shaft 81 to the left end face of the side bracket 9. Only when the above-mentioned size requirements are met can the bolt shaft 81 be moved out of the side bracket 9.

[0022] The upper end surface of the side bracket 9 between the positioning sockets 91 is formed with an arc-shaped notch 92, and a transverse and T-shaped positioning rod 83 is inserted in the notch 92. The positioning rod 83 is inserted into the connecting rod 82, and a longitudinal positioning plate 84 is fixedly connected to the upper baffle 53 between the connecting rods 82. The positioning rod 83 is inserted and fixed on the positioning plate 84, and a compression spring 85 is inserted and sleeved on the positioning rod 83 on the left side of the positioning plate 84. The left and right ends of the compression spring 85 respectively abut against the positioning plate 84 and the connecting rod 82, and a retaining ring 831 abuts on the connecting rod 82. The retaining ring 831 is formed on the outer wall of the positioning rod 83. There is vibration when the turning tool is turning, and the chips will hit the chip baffle 5 and the upper baffle 53 to cause vibration. In order to prevent the vibration from causing the bolt shaft 81 to move away from the side bracket 9, the above-mentioned elastic limiting structure is added to prevent the bolt shaft 81 from detaching from the side bracket 9;

[0023] The positioning rod 83 abuts against the bottom surface of the notch 92 on the side bracket 9 , and the arc center of the notch 92 is located on the central axis of the hinge bolt 7 . When the positioning rod 83 enters the notch 92 to the bottom, the bolt shaft 81 is directly opposite to the positioning socket 91 of the side bracket 9 .

[0024] The lateral spacing between the positioning plate 84 and the connecting rods 82 on both sides is respectively greater than the distance from the right end of the bolt shaft 81 to the left end surface of the side bracket 9 .

[0025] The right end surface of the curling edge 52 abuts against the left end surface of the connecting seat 6 .

[0026] Working principle: The utility model is a chip anti-splash device for pipe joints on a lathe. The main body of the anti-splash device is a chip baffle 5 and an upper baffle 53. The chip baffle 5 and the upper baffle 53 can be rotated by a hinge bolt 7, and then the lock fastener 8 can be used to position the side bracket 9; the structure is simple and compact;

[0027] When the turning tool needs to be replaced, the bolt shaft 81 on the locking piece 8 is moved horizontally to disengage it from the side bracket 9, and the chip baffle 5 can be rotated to move it above the turning tool holder 4, which is easy to operate. After the tool is replaced, the chip baffle 5 is turned over and the bolt shaft 81 is inserted into the side bracket 9 to achieve positioning. The operation is convenient.

[0028] The embodiments are used to illustrate the present invention, but not to limit the present invention. Any person skilled in the art may modify the embodiments without violating the spirit and scope of the present invention, and therefore the scope of protection of the present invention shall be as set forth in the claims of the present invention.

Claims

1. A device for preventing chip splash of a pipe joint on a lathe, comprising a lathe bed (1), a lateral feeding mechanism (2) being provided on the bed (1), a longitudinal feeding mechanism (3) being provided on a feeding platform of the lateral feeding mechanism (2), a lathe tool holder (4) being fixedly connected to the left side of the feeding platform on the longitudinal feeding mechanism (3), characterized in that: The front side of the turning tool holder (4) is provided with an arc-shaped chip baffle (5), the left end of the lower side of the chip baffle (5) is formed with an arc-shaped support plate (51) extending downward, the lower side of the arc-shaped support plate (51) is bent to form a transverse curling edge (52), a hinge bolt (7) is inserted into the curling edge (52), the hinge bolt (7) is screwed on the transverse connecting seat (6), and the connecting seat (6) is fixed to the feeding platform of the longitudinal feeding mechanism (3) on the right side of the arc-shaped support plate (51); the upper side of the chip baffle (5) is formed with an inclined upper baffle (53), the upper baffle (53) is located directly above the turning tool holder (4) and is fixed with a locking member (8), the upper baffle (53) is positioned and arranged on an L-shaped side bracket (9) through the locking member (8), and the side bracket (9) is fixed to the feeding platform of the longitudinal feeding mechanism (3) on the right side of the turning tool holder (4).

2. The device for preventing chips from splashing when cutting pipe joints on a lathe according to claim 1, characterized in that: Two groups of left and right opposite L-shaped ears (54) are respectively formed on both sides of the upper baffle plate (53); The locking member (8) comprises two transverse bolt shafts (81), the two ends of the bolt shafts (81) are respectively inserted into the support ears (54), and a plurality of groups of longitudinal connecting rods (82) are fixedly sleeved on the bolt shafts (81); the upper part of the side bracket (9) is formed with two positioning holes (91) opposite to the bolt shafts (81), and the right end of the bolt shaft (81) extends out of the support ear (54) and is inserted into the positioning hole (91) of the side bracket (9).

3. The device for preventing chips from splashing when cutting pipe joints on a lathe according to claim 2, characterized in that: The connecting rods (82) are provided in two groups and are located directly above the upper baffle (53); the lateral spacing between the connecting rod (82) on the left side of the bolt shaft (81) and the support ear (54) on the left side of the upper baffle (53) is greater than the distance from the right end of the bolt shaft (81) to the left end surface of the side bracket (9).

4. The device for preventing chips from splashing when cutting pipe joints on a lathe according to claim 3, characterized in that: The upper end surface of the side bracket (9) between the positioning holes (91) is formed with an arc-shaped notch (92), and a transverse and T-shaped positioning rod (83) is inserted in the notch (92). The positioning rod (83) is plugged into the connecting rod (82). A longitudinal positioning plate (84) is fixedly connected to the upper baffle (53) between the connecting rods (82). The positioning rod (83) is plugged and fixed on the positioning plate (84). A compression spring (85) is inserted and sleeved on the positioning rod (83) on the left side of the positioning plate (84). The left and right ends of the compression spring (85) respectively abut against the positioning plate (84) and the connecting rod (82). A retaining ring (831) abuts on the connecting rod (82), and the retaining ring (831) is formed on the outer wall of the positioning rod (83).

5. The device for preventing chips from splashing when cutting pipe joints on a lathe according to claim 4, characterized in that: The positioning rod (83) abuts against the bottom surface of the notch (92) on the side bracket (9), and the arc center of the notch (92) is located on the central axis of the hinge bolt (7).

6. The device for preventing chips from splashing when cutting pipe joints on a lathe according to claim 4, characterized in that: The lateral spacing between the positioning plate (84) and the connecting rods (82) on both sides is respectively greater than the distance from the right end of the bolt shaft (81) to the left end surface of the side bracket (9).

7. The device for preventing chips from splashing when cutting pipe joints on a lathe according to claim 1, characterized in that: The right end surface of the curling edge (52) abuts against the left end surface of the connecting seat (6).

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