CN203738096U - Automatic pouring gate milling machine - Google Patents

Abstract

The utility model discloses an automatic gate milling machine, which comprises a pressing cylinder arranged above the workpiece positioning plate, a spindle motor arranged below the workpiece positioning plate, and a feeding mechanism for driving the spindle motor to feed. The workpiece positioning plate An avoidance hole is provided on the main shaft motor, and a main shaft and a milling cutter are sequentially connected to the main shaft motor. The avoidance hole coincides with the axis of the main shaft. parallel. The utility model is provided with a workpiece positioning plate, and a positioning groove is opened in the positioning plate, and a clamping device of a pressing cylinder is adopted, and the clamping is reliable. The efficiency of automatic processing is high, and the labor intensity of workers is reduced.

Description

Automatic gate milling machine

technical field

The utility model relates to an automatic gate milling machine.

Background technique

Cup-shaped injection molded parts need to mill the gate. The existing method is to use a vertical milling machine, place the workpiece on the workbench and press it with your hand to perform manual milling. The disadvantages of the existing technology are: 1) There is no special positioning and clamping mechanism , clamping is unreliable; 2) manual operation, there are potential safety hazards; 3) one-handed positioning, one-handed operation, resulting in low milling accuracy; 4) low processing efficiency during mass production; 5) since the gate is located in the cavity at the bottom of the shell Inside, while the spindle of the vertical milling machine is above the workpiece, chip removal is inconvenient.

Utility model content

The purpose of the utility model is to overcome the above problems existing in the prior art, and to provide an automatic gate milling machine to realize automatic milling and improve machining accuracy and work efficiency.

In order to achieve the above-mentioned technical purpose and achieve the above-mentioned technical effect, the utility model is realized through the following technical solutions:

An automatic gate milling machine, comprising a compression cylinder arranged above a workpiece positioning plate, a spindle motor arranged below the workpiece positioning plate, and a feeding mechanism for driving the spindle motor to feed, and an avoidance hole is provided on the workpiece positioning plate , the main shaft and the milling cutter are sequentially connected to the main shaft motor, the avoidance hole coincides with the axis of the main shaft, and the axis of the main shaft, the axis of the pressing cylinder and the feeding direction of the feeding mechanism are parallel.

Further, the feed mechanism includes a screw rod connected to the feed motor, a screw nut on the screw rod, and a lifting slide seat connected to the screw nut for fixing the spindle motor, and the two sides of the lifting slide seat are provided with The axes of the first slide rail, the screw mandrel, the main shaft and the first slide rail are parallel, and the screw mandrel and the first slide rail are connected under the workpiece positioning plate through a feed mechanism fixing plate.

Preferably, one end of the workpiece positioning plate is connected with a transposition cylinder placed horizontally, and at least two positioning grooves are opened on the workpiece positioning plate, the center of the positioning grooves is the avoidance hole, and the two sides of the workpiece positioning plate are provided with second The sliding rail, the axis of the transposition cylinder is parallel to the axis of the second sliding rail.

Preferably, first limit switches are provided at both ends of the first slide rail on one side.

Preferably, the two ends of the second sliding rail on one side are provided with second limit switches.

Further, the workpiece positioning plate is placed on the worktable, and the pressing cylinder is fixed on the worktable through a column.

The beneficial effects of the utility model are:

1) There is a workpiece positioning plate, and a positioning groove is opened in the positioning plate, and the clamping device of the compression cylinder is adopted, and the clamping is reliable.

2) The feed mechanism adopts the screw mechanism driven by the feed motor with simple structure, high transmission precision and good working stability.

3) There are installation and disassembly stations. Workers only need to put the workpiece on the loading and unloading station, and the rest will be completed automatically, which improves efficiency and safety.

4) The efficiency of automatic processing is high, and the labor intensity of workers is reduced.

5) The main shaft is located under the workpiece, which is good for chip removal and avoids the manual cleaning process.

The above description is only an overview of the technical solution of the utility model. In order to understand the technical means of the utility model more clearly and implement it according to the contents of the specification, the following is a detailed description of the preferred embodiment of the utility model with accompanying drawings. back. The specific embodiment of the utility model is given in detail by the following examples and accompanying drawings.

Description of drawings

The accompanying drawings described here are used to provide a further understanding of the utility model and constitute a part of the application. The schematic embodiments of the utility model and their descriptions are used to explain the utility model and do not constitute improper limitations to the utility model. In the attached picture:

Figure 1 is a schematic diagram of the overall structure of the automatic gate milling machine;

Fig. 2 is a schematic structural view of the feed mechanism;

Figure 3 is a schematic diagram of the structure of the working table.

Explanation of symbols in the figure: 1, workpiece positioning plate, 100, work surface, 101, escape hole, 102, positioning groove, 103, transposition cylinder, 104, the second slide rail, 105, the second limit switch, 2, press Tight cylinder, 201, column, 3, main shaft motor, 301, main shaft, 4, feed mechanism, 400, feed mechanism fixed plate, 401, feed motor, 402, screw mandrel, 403, lifting slide seat, 404, the first A slide rail, 405, the first limit switch.

Detailed ways

The utility model will be described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.

Referring to Fig. 1 and Fig. 3, an automatic gate milling machine includes a compression cylinder 2 arranged above the workpiece positioning plate 1, a spindle motor 3 arranged below the workpiece positioning plate 1, and a device for driving the spindle motor 3 to feed. The feed mechanism 4, the workpiece positioning plate 1 is provided with an escape hole 101, the spindle motor 3 is connected with a main shaft 301 and a milling cutter in sequence, the avoidance hole 101 and the axis of the main shaft 301 coincide, and the main shaft 301 The axis, the axis of the pressing cylinder 2 and the feeding direction of the feeding mechanism 4 are parallel. The main shaft 301 is arranged under the workpiece, which is beneficial to chip removal and avoids the process of manual cleaning.

2, the feed mechanism 4 includes a screw 402 connected to the feed motor 401, a screw nut on the screw 402, and a lifting slide connected to the screw nut for fixing the spindle motor 3. 403, first sliding rails 404 are provided on both sides of the lifting slide 403, the axes of the screw rod 402, the main shaft 301 and the first sliding rail 404 are parallel, the screw rod 402, the first sliding rail 404 The fixed plate 400 is connected below the workpiece positioning plate 1 through the feeding mechanism. In order to automatically and accurately control the feeding of the main shaft, first limit switches 405 are provided at both ends of the first slide rail 404 on one side.

Referring to Fig. 1, one end of the workpiece positioning plate 1 is connected with a horizontal transposition cylinder 103, and the workpiece positioning plate 1 is provided with at least two positioning grooves 102, and the center of the positioning grooves 102 is the avoidance hole 101, Two sides of the workpiece positioning plate 1 are provided with second slide rails 104 , and the axis of the transposition cylinder 103 is parallel to the axis of the second slide rails 104 . In order to automatically and accurately control the conversion of the station, the two ends of the second slide rail 104 on one side are provided with second limit switches 105 .

Referring to FIG. 1 , the workpiece positioning plate 1 is placed on a worktable 100 , and the pressing cylinder 2 is fixed on the worktable 100 through a column 201 .

The above descriptions are only preferred embodiments of the utility model, and are not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims (6)

1. An automatic gate milling machine, characterized in that it includes a compression cylinder (2) arranged above the workpiece positioning plate (1), a spindle motor (3) arranged below the workpiece positioning plate (1) and a driving spindle The feed mechanism (4) for the motor (3) feeds, the workpiece positioning plate (1) is provided with an avoidance hole (101), and the spindle motor (3) is sequentially connected with a spindle (301) and a milling cutter, The avoidance hole (101) coincides with the axis of the main shaft (301), and the axis of the main shaft (301), the axis of the pressing cylinder (2) and the feeding direction of the feeding mechanism (4) are parallel. 2. The automatic gate milling machine according to claim 1, characterized in that: the feed mechanism (4) includes a screw rod (402) connected to the feed motor (401), a screw rod (402) The screw nut and the lifting slide (403) connected to the screw nut for fixing the spindle motor (3), the first slide rails (404) are arranged on both sides of the lifting slide (403), and the screw ( 402), the axes of the main shaft (301) and the first slide rail (404) are parallel, and the screw rod (402) and the first slide rail (404) are connected by the feed mechanism fixing plate (400). Below the workpiece positioning plate (1). 3. The automatic gate milling machine according to claim 1, characterized in that: one end of the workpiece positioning plate (1) is connected with a horizontally placed transposition cylinder (103), and the workpiece positioning plate (1) is provided with at least Two positioning slots (102), the center of the positioning slots (102) is the avoidance hole (101), the two sides of the workpiece positioning plate (1) are provided with second slide rails (104), and the transposition cylinder (103 ) axis is parallel to the axis of the second sliding rail (104). 4. The automatic gate milling machine according to claim 2, characterized in that: first limit switches (405) are provided at both ends of the first sliding rail (404) on one side. 5. The automatic gate milling machine according to claim 3, characterized in that: a second limit switch (105) is provided at both ends of the second slide rail (104) on one side. 6. The automatic gate milling machine according to claim 1, characterized in that: the workpiece positioning plate (1) is placed on the worktable (100), and the pressing cylinder (2) is fixed by a column (201) on said work surface (100).