Hot nozzle sleeve jig for coordinate grinding

Abstract

The utility model discloses a hot nozzle sleeve jig for coordinate grinder processing, which comprises a fixed base, a fixed base, a movable base and a movable base, the jig base is connected to the fixed base; the jig is connected to the jig base, and a plurality of placing cavities for placing the hot nozzle sleeves are formed in the jig; and the limiting lantern ring is detachably arranged in the containing cavity, and after the hot nozzle sleeve is placed in the containing cavity, the upper end of the limiting lantern ring abuts against the hot nozzle sleeve. The device is simple in structure, during machining, the fixing base is installed on a coordinate grinder through the fixing structure, then the limiting lantern ring with the corresponding size specification is installed in the containing cavity in a matched mode according to the size specification of the hot nozzle sleeve, then the hot nozzle sleeve is placed in the containing cavity, and practicability and convenience are achieved; when hot nozzle sleeves of different sizes and specifications need to be machined, only the corresponding limiting lantern rings need to be replaced, the whole set of jig does not need to be detached, practicability and convenience are achieved, and the machining efficiency of the hot nozzle sleeves is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of hot nozzle sleeve processing devices, in particular to a hot nozzle sleeve fixture for coordinate grinding. Background Art

[0002] With the continuous development of hot runner technology (hot runner is used in the field of injection molding), hot runner systems are becoming more and more popular among companies. As a result, the processing precision of each component of the hot runner system is becoming higher and higher. For example, the processing of the nozzle sleeve requires its surface to be polished to obtain a better surface roughness.

[0003] The existing hot nozzle sleeve grinding process is generally carried out by using a coordinate grinder. The corresponding hot nozzle sleeve fixture is installed on the coordinate grinder, and then the hot nozzle sleeve is placed on the fixture for processing. However, the existing hot nozzle sleeve fixture generally corresponds to a hot nozzle sleeve of one size. When hot nozzle sleeves of different sizes need to be processed, the entire fixture needs to be replaced, which is very troublesome. Summary of the Invention

[0004] In order to overcome the deficiencies of the prior art, the utility model provides a hot nozzle sleeve fixture for coordinate grinding.

[0005] The technical solution adopted by the utility model to solve its technical problems is:

[0006] A hot nozzle sleeve fixture for coordinate grinding, comprising:

[0007] A fixed base, on which a fixing structure capable of being fixedly connected to the jig grinder is provided;

[0008] A fixture base, connected to the fixed base;

[0009] A jig is connected to the jig base and is provided with a plurality of placement cavities for placing hot nozzle sleeves;

[0010] The limiting collar is detachably arranged in the placement cavity. After the hot nozzle sleeve is placed in the placement cavity, the upper end of the limiting collar presses the hot nozzle sleeve.

[0011] As described above, a hot nozzle sleeve jig for coordinate grinding is further provided with an air blowing channel on the jig base, one end of the air blowing channel is connected to an external air blowing device, and the other end is connected to the bottom of the placement cavity.

[0012] As described above, in the hot nozzle sleeve jig for coordinate grinding, an air inlet is provided at one end of the air blowing channel connected to the external air blowing device, and an air outlet is provided at one end of the air blowing channel connected to the bottom of the placement cavity.

[0013] As described above, in the hot nozzle sleeve fixture for coordinate grinding, the limiting collar includes a plurality of limiting rings stacked sequentially from the outside to the inside, and the inner diameters of the plurality of limiting rings gradually decrease from the outside to the inside.

[0014] As described above, in the hot nozzle sleeve fixture for coordinate grinding, the upper ends of the plurality of limiting rings are further provided with limiting grooves.

[0015] In the hot nozzle sleeve jig for coordinate grinding as described above, the plurality of limiting rings are detachably arranged with respect to each other.

[0016] As described above, a hot nozzle sleeve jig for coordinate grinding, the fixing structure includes a fixing part and a fixing screw provided on the fixing part and connectable to the coordinate grinder, and the fixing part is provided with a clamping part capable of clamping the fixed base.

[0017] In the hot nozzle sleeve jig for coordinate grinding as described above, the fixed base is further provided with a fixing groove that can cooperate with the pressing part for fixation.

[0018] As described above, in the hot nozzle sleeve jig for coordinate grinding, the number of the fixing parts is two, and they are respectively arranged on both sides of the fixed base, and the number of the fixing screws and the fixing slots are arranged in accordance with the number of the fixing parts.

[0019] As described above, in the hot nozzle sleeve jig for coordinate grinding, the number of the placement cavities is two, and they are arranged in parallel on the jig, and the number of the limiting rings is arranged in accordance with the number of the placement cavities.

[0020] The beneficial effects of the present invention are as follows: the structure of the present invention is simple. During processing, the fixed base is mounted on the coordinate grinder through the fixed structure, and then the limiting collar of the corresponding size is installed into the placement cavity according to the size specifications of the hot nozzle sleeve, and then the hot nozzle sleeve is placed. It is practical and convenient. When hot nozzle sleeves of different sizes need to be processed, it is only necessary to replace the corresponding limiting collar without disassembling the entire set of fixtures, which greatly improves the processing efficiency of the hot nozzle sleeve. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without any creative work.

[0022] Figure 1 It is a structural schematic diagram of a hot nozzle sleeve fixture for coordinate grinding according to an embodiment of the present invention.

[0023] Figure 2 This is a structural exploded view of a hot nozzle sleeve fixture for coordinate grinding according to an embodiment of the present invention.

[0024] Figure 3 It is a structural exploded view of the fixture and the limiting collar described in the embodiment of the present utility model.

[0025] Figure 4 It is a partial structural cross-sectional view of the fixture base described in an embodiment of the present utility model. DETAILED DESCRIPTION

[0026] The technical solution of the present utility model is described in detail below with reference to the accompanying drawings and embodiments.

[0027] See Figures 1 to 4 As shown, the embodiment of the present application provides a hot nozzle sleeve fixture for coordinate grinding, including:

[0028] A fixed base 1 is provided with a fixed structure 2 which can be fixedly connected to the jig grinder;

[0029] The fixture base 3 is connected to the fixed base 1;

[0030] The fixture 4 is connected to the fixture base 3 and is provided with a plurality of placement cavities 40 for placing the hot nozzle sleeves;

[0031] The limiting collar 5 is detachably disposed in the placement cavity 40 . After the hot nozzle sleeve is placed in the placement cavity 40 , the upper end of the limiting collar 5 presses the hot nozzle sleeve.

[0032] During processing, the fixed base 1 is installed on the coordinate grinder through the fixed structure 2, and then the limiting collar 5 of the corresponding size is installed into the placement cavity 40 according to the size specifications of the hot nozzle sleeve, and then the hot nozzle sleeve is placed. It is practical and convenient; when hot nozzle sleeves of different sizes need to be processed, it is only necessary to replace the corresponding limiting collar 5, and there is no need to disassemble the entire set of fixtures. It is practical and convenient, and greatly improves the processing efficiency of the hot nozzle sleeve.

[0033] Furthermore, the limiting collar 5 includes a plurality of limiting rings 51 stacked sequentially from the outside to the inside, and the inner diameters of the plurality of limiting rings 51 gradually decrease from the outside to the inside.

[0034] Specifically, the plurality of limiting rings 51 are detachably mounted on each other.

[0035] Specifically, during the processing, the number of the limiting rings 51 can be increased or decreased from the inside to the outside according to the specific size of the hot nozzle sleeve, which is practical and convenient.

[0036] Furthermore, a plurality of the limiting rings 51 are provided with limiting notches 510 on their upper ends. By providing the limiting notches 510, the limiting rings 51 can be engaged with the nozzle sleeve provided with the limiting protrusion for limiting, which is practical and convenient.

[0037] Furthermore, a blowing channel 6 is provided on the fixture base 3 , one end of the blowing channel 6 is connected to an external blowing device, and the other end is connected to the bottom of the placement cavity 40 .

[0038] Specifically, an air inlet 61 is provided at one end of the air blowing channel 6 that is connected to the external air blowing device, and an air outlet 62 is provided at one end of the air blowing channel 6 that is connected to the bottom of the placement cavity 40 .

[0039] It is connected to the external blowing equipment through the air inlet 61. During processing, air is blown into the air inlet 61 through the blowing equipment, and the air flow is blown out from the air outlet 62 through the blowing channel 6, blowing the debris generated during the processing away from the hot nozzle sleeve to ensure the smooth progress of the processing.

[0040] Furthermore, the fixing structure 2 includes a fixing member 21 and a fixing screw 22 provided on the fixing member 21 and capable of being connected to the coordinate grinder. The fixing member 21 is provided with a pressing portion 210 capable of pressing the fixing base 1 .

[0041] Specifically, the fixing base 1 is further provided with a fixing groove 10 that can cooperate with the pressing portion 210 for fixing. There are two fixing members 21, which are respectively provided on both sides of the fixing base 1. The number of the fixing screws 22 and the fixing grooves 10 are both provided in accordance with the number of the fixing members 21.

[0042] During installation, the pressing portion 210 is embedded in the fixing groove 10 , and then connected to the coordinate mill through the fixing screws 22 and the fixing base 1 is pressed against the coordinate mill to complete the fixation.

[0043] Specifically, the number of the placement cavities 40 is two, and they are opened in parallel on the fixture 4, and the number of the limiting collars 5 is set in accordance with the placement cavities 40. By setting two placement cavities 40, two hot nozzle sleeves can be processed at a time, greatly improving processing efficiency.

[0044] The above description is merely an embodiment of the present invention and does not limit the patent scope of the present invention. Any equivalent structure made using the contents of the description and drawings of the present invention, or directly or indirectly applied in other related technical fields, is also included in the patent protection scope of the present invention.

Claims

1. A hot nozzle fixture for coordinate grinding, characterized in that: Includes: A fixed base (1) is provided with a fixed structure (2) capable of being fixedly connected to the coordinate grinding machine; A fixture base (3) is connected to the fixed base (1); A jig (4) is connected to the jig base (3) and is provided with a plurality of placement cavities (40) for placing hot nozzle sleeves; The limiting ring (5) is detachably arranged in the placement cavity (40). After the nozzle sleeve is placed in the placement cavity (40), the upper end of the limiting ring (5) presses the nozzle sleeve. The limiting ring (5) includes a plurality of limiting rings (51) stacked in sequence from the outside to the inside. The inner diameters of the plurality of limiting rings (51) gradually decrease from the outside to the inside and the plurality of limiting rings (51) are detachably arranged with each other. The upper ends of the plurality of limiting rings (51) are also provided with limiting grooves (510).

2. The hot nozzle sleeve jig for coordinate grinding according to claim 1, characterized in that: The fixture base (3) is also provided with a blowing channel (6), one end of which is connected to an external blowing device, and the other end of which is connected to the bottom of the placement cavity (40).

3. The hot nozzle sleeve jig for coordinate grinding according to claim 2, characterized in that: An air inlet (61) is provided at one end of the air blowing channel (6) communicating with an external air blowing device, and an air outlet (62) is provided at one end of the air blowing channel (6) communicating with the bottom of the placement cavity (40).

4. The hot nozzle sleeve jig for coordinate grinding according to claim 1, characterized in that: The fixing structure (2) comprises a fixing member (21) and a fixing screw (22) provided on the fixing member (21) and capable of being connected to a coordinate grinder. The fixing member (21) is provided with a pressing portion (210) capable of pressing the fixing base (1).

5. The hot nozzle sleeve jig for coordinate grinding according to claim 4, characterized in that: The fixed base (1) is also provided with a fixing groove (10) capable of cooperating and fixing with the pressing portion (210).

6. The hot nozzle sleeve jig for coordinate grinding according to claim 5, characterized in that: The number of the fixing members (21) is two and they are respectively arranged on both sides of the fixing base (1). The number of the fixing screws (22) and the fixing slots (10) are both arranged in accordance with the number of the fixing members (21).

7. The hot nozzle sleeve jig for coordinate grinding according to claim 1, characterized in that: The number of the placement cavities (40) is two, and they are arranged in parallel on the fixture (4), and the number of the limiting rings (5) is arranged in accordance with the number of the placement cavities (40).

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