CN211680351U - A corner code chamfering tooling - Google Patents

Abstract

The utility model belongs to the technical field of corner code chamfering processing, and discloses a corner code chamfering processing tool, comprising a base and a bracket fixed on the base, the upper part of the bracket is slidably connected to an upper die seat, and the upper die seat The corner cutter is fixedly connected, and the upper die seat is connected to a hand wheel, which drives the upper die seat to move up and down when the hand wheel rotates; a fixing seat is fixedly connected on the base near the upper die seat, and one side of the fixing seat is fixedly connected. It is an inclined plane with an included angle of 45 to 60° with the horizontal plane, and an angle code positioning plate is fixed on the inclined plane; after the angle code is placed on the inclined surface and the card seat is on the angle code positioning plate, the angle cutter is located on the angle code positioning plate. Just above the position where the corner code is to be cut; avoids the error caused by the operator's manual rubbing, improves the accuracy of chamfering cutting in the corner code, and improves the efficiency of chamfering processing in the corner code through the rapid positioning of the tooling. Labor cost.

Description

A corner code chamfering tooling

technical field

The utility model relates to the technical field of corner code chamfering processing, in particular to a corner code chamfering processing tool.

Background technique

As shown in Figure 1-2, for workpieces with machining requirements for the inner chamfering of the diagonal code, in the prior art, milling cutters are usually used to form arc chamfering, and then the operator is manually chamfered into straight chamfering. And the machining accuracy is very low, and the labor cost is increased. Therefore, designing a special tooling for corner code chamfering is of great significance for improving production efficiency and machining accuracy and reducing labor costs.

Utility model content

In order to solve the above problems, the utility model provides a corner code chamfering tooling with a simple and reasonable structure and high machining accuracy. The tooling is used for cutting the inner chamfering of the diagonal code, and the arc chamfering is cut into a straight chamfer. Corner, instead of manual rubbing, improves the precision and production efficiency of corner code chamfering, and reduces labor costs.

The technical scheme adopted by the utility model is:

A corner code chamfering tooling includes a base and a bracket fixed on the base, the upper part of the bracket is slidably connected to an upper die base, the upper die base is fixedly connected to a corner cutter, and the upper die base is connected to a hand wheel , when the handwheel rotates, it drives the upper die base to move up and down; the base is fixedly connected with a fixed seat on one side close to the upper die base, and one side of the fixed seat is an inclined surface with an included angle of 45-60° with the horizontal plane, so A corner code positioning plate is fixed on the inclined surface; after the corner code is placed on the inclined surface and the clip is seated on the corner code positioning plate, the corner cutting knife is located just above the position where the corner code is to be cut.

The corner code is placed on the inclined surface and the position of the corner code is determined by the angle code positioning plate. At this time, the corner cutter is located just above the position where the angle code is to be cut, and the upper die base is driven to move up and down by rotating the handwheel, thereby driving the cutting tool. The corner knife moves to cut the corner chamfer.

Preferably, the upper die base is fixedly connected to the tool holder, the tool holder is provided with a vertical groove, the tool holder is fixedly connected to the tool clamping plate, and the upper end of the chamfering knife is placed in the groove In the groove and fixed by the tool clamping plate, the lower end of the chamfering knife protrudes from the tool holder; in order to meet the cutting requirements of different chamfering codes, chamfering knives with different numbers of cutting surfaces and angles of cutting surfaces can be replaced .

Preferably, the handwheel and the upper die holder are connected through a rack and pinion transmission, and the rotation of the handwheel is converted into the up and down movement of the upper die holder through the cooperation between the gears and racks, so as to control the movement of the chamfering knife and complete the Cutting of chamfers inside corner yards.

Preferably, a dovetail slot slide table is fixedly connected to the base, the dovetail slot slide table includes a dovetail slot and a slide table, the dovetail slot is fixed on the base, and the fixing seat is fixed on the upper end of the slide table . By adjusting the position of the sliding table, the relative position of the corner code and the chamfering knife can be adjusted to meet the requirements of corner code chamfering cutting.

Preferably, the angle cutter includes two adjacent cutting surfaces, and the included angle between the two adjacent cutting surfaces is 120°; preferably, the included angle between the inclined surface on one side of the fixing seat and the horizontal surface is 54.74°, the intersection line of the two inner chamfering surfaces of the corner code is in a vertical state; the corner code is placed on the inclined surface and the position is determined by the angle code positioning plate, so that the intersection line of the two cutting surfaces of the corner cutter The intersection line of the two inner chamfering surfaces of the corner code is on the same straight line. At this time, turn the handwheel to drive the chamfering knife to move to complete the cutting process of the inner chamfering of the corner code; the angle between the cutting surfaces and the inclination angle of the inclined surface The relative position of the chamfering knife and the corner code positioning plate, the mutual cooperation of the three makes the corner code chamfer after cutting meet the process requirements, ensures the accuracy of the corner code chamfer cutting, and improves the corner code chamfering processing efficiency. .

Preferably, the corner code positioning plate is a right-angled triangular plate, the thickness of which is smaller than that of the corner code, and the right-angle end of the corner code positioning plate is located at the high end of the inclined plane.

By adopting the corner code chamfering processing tool provided by the utility model, through the angle between the cutting surfaces of the angle cutter, the inclination angle of the inclined plane, and the relative position of the angle cutter and the angle code positioning plate, the three cooperate with each other. , avoids the error caused by the operator's manual rubbing, improves the accuracy of chamfering in the corner code, and improves the efficiency of the chamfering process in the corner code through the rapid positioning of the tooling, and reduces the labor cost; the utility model provides A corner code chamfering processing tool has the advantages of simple and reasonable structure, low manufacturing cost, and is suitable for popularization and application.

Description of drawings

Fig. 1 is the structural representation of the corner code to be processed;

Fig. 2 is a structural schematic diagram of a processed corner code;

Fig. 3 is the structural representation of the utility model;

4 is a cross-sectional view along the C-C direction in FIG. 3;

Fig. 5 is the top view structure schematic diagram of the utility model;

Fig. 6 is the structural representation of the angle cutter in the utility model;

FIG. 7 is a schematic diagram of the three-dimensional structure of the present invention.

Reference numerals: 1, base; 2, bracket; 21, chute; 3, upper die seat; 4, tool holder; 41, groove; 5, tool clamping plate; 6, chamfering knife; 61, first cutting face; 62, the second cutting face; 63, the intersection of the first cutting face and the second cutting face; 7, the hand wheel; 8, the fixed seat; 81, the inclined plane; 9, the angle code positioning plate; 10, the angle code; 101, the first chamfering surface; 102, the second chamfering surface; 103, the intersection of the first chamfering surface and the second chamfering surface; 11, the dovetail groove slide table; 111, the dovetail groove; 112, the slide table; 113, adjusting rod; 114, locking bolt; α, the angle between the first cutting surface and the second cutting surface; β, the angle between the inclined plane and the horizontal plane; A, chamfering to be machined; B, machined Chamfer.

Detailed ways

In order to enable those skilled in the art to better understand the present utility model, the present utility model will be further described in detail below with reference to the specific embodiments and accompanying drawings.

A corner code chamfering tooling, as shown in Figures 3-7, includes a base 1, a bracket 2 fixed on the base 1, the upper part of the bracket 2 is provided with a chute 21, and the chute 21 is slidably connected The upper die holder 3 is fixedly connected to the tool holder 4, the tool holder 4 is provided with a vertical groove 41, the tool holder 4 is fixedly connected to the tool clamp plate 5, and the tool holder The splint 5 fixes the upper end of the corner cutter 6 in the groove 41 by screws, and the lower end of the corner cutter 6 protrudes from the tool holder 4; the upper die holder 3 and the hand wheel 7 are connected by rack and pinion transmission , the handwheel 7 is fixedly connected with the gear (not shown in the figure), the upper die base 3 is fixedly connected with the rack (not shown in the figure), the gear and the rack are meshed, and the handwheel 7 The rotation of the upper die base 3 is converted into the up and down movement of the upper die base 3, thereby driving the chamfering knife 6 to move; as shown in FIG. 6, the chamfering knife 6 includes two cutting surfaces, namely the first cutting surface 61, the second cutting surface The angle between the cutting surface 62, the first cutting surface 61 and the second cutting surface 62 is α, and the value of α is 120°. One side of the fixed seat 8 is an inclined plane 81 whose angle is β with the horizontal plane, and the value of β is 54.74°, and an angle code positioning plate 9 is fixed on the inclined plane 81 by screws. As shown in Figure 4, the angle code positioning The plate 9 is a right-angled triangular plate with a thickness smaller than the thickness of the corner code 10 to be processed. The right-angle end of the corner code positioning plate 9 is located at the high end of the inclined surface 81; After the plate 9 is cut, the corner cutter 6 is located just above the to-be-cut position of the corner code 10, and the positions are corresponding.

In order to meet the processing requirements of corner code chamfering of different sizes, the base 1 is fixedly connected to a dovetail groove slide table 11, and the dovetail groove slide table includes a dovetail groove 111, a slide table 112, an adjustment rod 113 and a locking bolt 114, The dovetail groove 111 is fixed on the base 1 , and the fixing seat 8 is fixed on the upper end of the sliding table 112 .

The method of using a corner code chamfering tooling provided in this embodiment is as follows: place the corner code 10 to be processed on the inclined surface 81 of the fixed seat 8, and seat the right-angle inner corner of the corner code 10 on the corner code positioning plate. At the right angle of 9, at this time, the intersection line 103 of the two inner chamfered surfaces (the first chamfered surface 101 and the second chamfered surface 102) of the corner code 10 is in a vertical state. The position of the table 112 so that the intersection 63 of the first cutting surface 61 and the second cutting surface 62 of the corner cutter 6 and the intersection 103 of the first chamfering surface 101 and the second chamfering surface 102 of the corner code 10 are located at On the same straight line, then tighten the locking bolt 114 to fix the sliding table. At this time, turn the handwheel 7 to drive the chamfering knife 6 to move downward, so as to cut the inner chamfer of the diagonal code. In order to stabilize the angle code 10, operate Personnel can use tools to hold down the corner code 10 during the cutting process; after the cutting is completed, turn the handwheel 7 in the opposite direction to drive the corner cutter 6 to move upward, and the corner cutter 6 is reset.

The above is a detailed introduction to a corner code chamfering tooling provided by the present invention. The principles and implementations of the present utility model are described herein by using specific examples, and the descriptions of the above embodiments are only used to help understand the method and the central idea of the present utility model. It should be pointed out that for those skilled in the art, on the premise of not departing from the principles of the present utility model, several improvements and modifications can also be made to the present utility model, and these improvements and modifications also fall into the protection of the claims of the present utility model. within the range.

Claims (7)

1. A corner code chamfering tooling, comprising a base, a support fixed on the base, characterized in that the upper part of the support is slidably connected to an upper die base, and the upper die base is fixedly connected to a corner cutter, the The upper die base is connected with a hand wheel, and when the hand wheel rotates, it drives the upper die base to move up and down; a fixing base is fixedly connected to the side of the base close to the upper die base, and the angle between one side of the fixing base and the horizontal plane is 45~ A 60° inclined plane on which an angle code positioning plate is fixed; after the corner code is placed on the inclined surface and the clip is seated on the angle code positioning plate, the corner cutter is located just above the position where the angle code is to be cut . 2 . A corner code chamfering tooling according to claim 1 , wherein the upper die seat is fixedly connected to a tool holder, and the tool holder is provided with a vertical groove, the The tool holder is fixedly connected to the tool holder, the upper end of the corner cutter is placed in the groove and is fixed by the tool holder, and the lower end of the corner cutter extends out of the tool holder. 3 . The corner code chamfering tooling according to claim 1 , wherein the hand wheel and the upper die holder are connected through a rack and pinion transmission. 4 . 4. A kind of corner code chamfering tooling according to claim 1 is characterized in that, the dovetail groove slide table is fixedly connected on the base, and the dovetail groove slide table comprises a dovetail groove and a slide table, and the dovetail groove slide table comprises a dovetail groove and a slide table. is fixed on the base, and the fixing seat is fixed on the upper end of the sliding table. 5. A corner code chamfering tooling according to claim 1, wherein the chamfering cutter comprises two adjacent cutting surfaces, and the angle between the two adjacent cutting surfaces is 120° . 6 . The corner code chamfering tooling according to claim 1 , wherein the angle between the inclined plane on one side of the fixing seat and the horizontal plane is 54.74°. 7 . 7. A kind of corner code chamfering tooling according to claim 1, is characterized in that, described corner code positioning plate is a right-angled triangle plate, and its thickness is less than the thickness of angle code, the right-angle end of described corner code positioning plate on the high end of the slope.

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