Batch cutting equipment for skirt pouring gates of round cap-shaped injection molded parts

Abstract

The utility model provides round-cap-shaped injection molding part skirt gate batch cutting equipment which comprises a rack, a base plate arranged on the rack, a material frame and a cutter assembly, a vertical plate of the material frame is connected to the base plate, a cross beam is erected on the vertical plate, when a round-cap-shaped injection molding part is placed on the cross beam, a gate is attached to the left side wall or the right side wall of the cross beam, and the cutter assembly is arranged on the base plate. A supporting plate of the cutter assembly is connected to the base plate in a left-right moving mode and located on the inner side of the vertical plate, a cutter beam of the cutter assembly is erected on the supporting plate, and the cutter beam is located above the cross beam and located on the side where the pouring gate is located. A plurality of shape simulating grooves matched with the shape of the round-cap-shaped injection molding part are formed in the corner, facing the cross beam, of the cutter beam, the shape simulating grooves are formed at intervals in the front-back direction, and the plane where the lower edges of the shape simulating grooves are located is attached to the upper surface of the cross beam; when the supporting plate moves left and right, the round-cap-shaped injection molding part can be sleeved through the shape simulating groove, the gate root is cut off through the staggering of the lower edge of the round-cap-shaped injection molding part and the edge of the cross beam, and batch cutting is achieved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to injection post -processing technical field, specifically relates to a kind of skirt gate batch cutting equipment of round cap injection molding. BACKGROUND

[0002] Injection molding refers to the injection molding machine production various injection molding products collectively injection molding, including various packaging, parts etc..It is mainly made of polyethylene or polypropylene and added a variety of organic solvents, such as Figure 1 Exhibits a kind of round cap injection molding, it has round cap body 1 and gate 2 connected in the end surface of body 1 and extends along its axial direction, the injection molding is needed to cut off gate 2 after forming in order to subsequent assembly, the traditional cutting method is artificial cutting, time-consuming and labor-saving efficiency is low, to improve efficiency, specialized gate cutting equipment appears on the market, but this kind of equipment is mostly single cutting when cutting, its steps usually include feeding→adjusting gate position→cutting gate→discharging, clamping piece is more, process flow is more, time-consuming, efficiency is relatively low, it is difficult to adapt to mass production, and multi-cavity injection mold cannot be matched, and the size of round cap injection molding is smaller, usually multi-cavity mold injection is used, so that injection opening and cutting gate action cannot be synchronized, production coherence is poor. UTILITY MODEL CONTENT

[0003] The utility model aims at overcoming one or more defects in prior art, and provides a kind of skirt gate batch cutting equipment of round cap injection molding.

[0004] To achieve the above-mentioned purpose, the utility model adopts the technical scheme, skirt gate batch cutting equipment of round cap injection molding, comprising:

[0005] Frame;

[0006] Base plate, the base plate is arranged on the frame;

[0007] Material rack, the material rack has vertical plate located at both sides and crossbeam erected on the vertical plate, the lower end of the vertical plate is connected to the base plate, the crossbeam extends in front-back direction, the crossbeam is used to place round cap injection molding to be cut gate, when the round cap injection molding is placed on the crossbeam, the gate is fitted with the left side wall or right side wall of the crossbeam, and the root of the gate abuts against the edge of the crossbeam;

[0008] The cutting knife assembly comprises support plates on both sides and a cutting knife beam arranged on the support plates, the support plates are located on the inner side of the vertical plate, the lower end of the support plate is movably connected to the base plate, the cutting knife beam extends in the front-rear direction, the cutting knife beam is located above the cross beam and on the side where the sprue is located, a profiled groove is arranged on the corner of the cutting knife beam towards the cross beam, the profiled groove is matched with the shape of the round cap-shaped injection molding part, the profiled groove is arranged in multiple and is spaced in the front-rear direction, the plane where the lower edge of the profiled groove is located is matched with the upper surface of the cross beam.

[0009] Preferably, a gas hole corresponding to the profiled groove is arranged on the cutting knife beam, the gas hole penetrates the inner wall of the profiled groove, after the sprue is cut off, the gas hole blows air to make the round cap-shaped injection molding part separate from the profiled groove.

[0010] Further preferably, a gas supply hole extending rearward is arranged on the front end face of the cutting knife beam, the gas supply hole is penetrated by all the air blowing holes on the cutting knife beam, a through hole corresponding to the profiled groove is further arranged on the cutting knife beam, the through hole is arranged obliquely and is located above the air blowing hole, the lower end of the through hole penetrates the inner wall of the profiled groove, and the upper end of the through hole penetrates the side wall of the cutting knife beam on the side opposite to the profiled groove.

[0011] Preferably, the cross beam has four cross beams, the four cross beams are sequentially a first cross beam, a second cross beam, a third cross beam and a fourth cross beam from left to right, a first gap is arranged between the first cross beam and the second cross beam, a second gap is arranged between the second cross beam and the third cross beam, a third gap is arranged between the third cross beam and the fourth cross beam, the sprues of all the round cap-shaped injection molding parts placed on the first cross beam and the second cross beam are inserted into the first gap, the sprues of all the round cap-shaped injection molding parts placed on the third cross beam and the fourth cross beam are inserted into the third gap, after the sprue is cut off, the sprue falls from the first gap or the third gap, the round cap-shaped injection molding part on the first cross beam falls from the first gap, the round cap-shaped injection molding part on the second cross beam and the third cross beam falls from the second gap, and the round cap-shaped injection molding part on the fourth cross beam falls from the third gap.

[0012] Further preferably, the cutter assembly has four groups, which are the first cutter assembly, the second cutter assembly, the third cutter assembly and the fourth cutter assembly from left to right, the first cutter assembly and the second cutter assembly are arranged back to back in the first gap, the third cutter assembly and the fourth cutter assembly are arranged back to back in the third gap, the moving direction of the support plates of the first cutter assembly and the third cutter assembly is the same, the moving direction of the support plates of the second cutter assembly and the fourth cutter assembly is the same, and the moving direction of the support plates of the first cutter assembly and the second cutter assembly is opposite.

[0013] Further preferably, the lower end of the support plates of the first cutter assembly and the third cutter assembly is connected to the first bottom plate, the lower end of the support plates of the second cutter assembly and the fourth cutter assembly is connected to the second bottom plate, the first bottom plate and the second bottom plate are arranged to be movable left and right on the base plate, and the first bottom plate and the second bottom plate are arranged staggered in the up-down direction.

[0014] Further preferably, the base plate is further provided with a first air cylinder for driving the first bottom plate to move left and right, a second air cylinder for driving the second bottom plate to move left and right, a first slide rail pair for supporting the first bottom plate to move left and right, and a second slide rail pair for supporting the second bottom plate to move left and right, the first air cylinder is located on the left side of the first cross beam, and the second air cylinder is located on the right side of the fourth cross beam.

[0015] Further preferably, the base plate is further provided with two transparent fly-proof covers, which are respectively arranged between the first air cylinder and the first cross beam and between the second air cylinder and the fourth cross beam.

[0016] Further preferably, the rack is a frame-type rack, the base plate is arranged on the top of the rack, the base plate is provided with a hollow area corresponding to the first gap, the second gap and the third gap, the rack is further provided with a conveying belt, the conveying belt is located below the hollow area, the sprue and the circular cap-shaped injection molded part falling from the first gap, the second gap and the third gap pass through the hollow area and then fall onto the conveying belt, and are sent out by the conveying belt.

[0017] Further preferably, the middle part of the first cross beam, the second cross beam, the third cross beam and the fourth cross beam is provided with a groove to avoid a reinforcing support plate connected to the middle part of the cutter beam of the first cutter assembly, the second cutter assembly, the third cutter assembly and the fourth cutter assembly and extending downward, and the bottom of the reinforcing support plate is connected to the first bottom plate or the second bottom plate.

[0018] By means of the technical scheme, the utility model has the following advantages compared with the prior art:

[0019] The utility model provides a batch cutting equipment for skirt gate of round cap shaped injection molding part, including frame, base plate, material frame is set on the frame, cutting knife assembly, the vertical board of material frame is connected on the base plate, the crossbeam is set up on the vertical board, when the round cap shaped injection molding part is placed on the crossbeam, the gate is in line with the left side wall or the right side wall of the crossbeam, and its root is pressed against the crossbeam edge, the support plate of cutting knife assembly is connected on the base plate and is located inside the vertical board, the cutting knife beam of cutting knife assembly is set up on the support plate, the cutting knife beam is located above the crossbeam and is located at the side of the gate, the corner of the crossbeam is provided with the quasi shape groove that is similar to the appearance of the round cap shaped injection molding part, the quasi shape groove has a plurality of and is interval arranged along the front and back direction, and the plane of the lower edge of the quasi shape groove is in line with the upper surface of the crossbeam, when the support plate moves left and right, the round cap shaped injection molding part can be sleeved by the quasi shape groove, and the root of the gate is cut off by the staggered cutting of the lower edge and the crossbeam edge, so that batch cutting is realized, after the multi-cavity injection mold is opened, only needs to take out the round cap shaped injection molding part and places it on the crossbeam of material frame, and then batch cutting of the gate can be carried out, which is good in cooperation with the multi-cavity injection mold and good in production continuity. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is the perspective view of the round cap shaped injection molding part in the prior art.

[0021] Figure 2 It is the front view schematic view of the preferred embodiment of the utility model,

[0022] Figure 3 It is the perspective view of Figure 2 .

[0023] Figure 4 It is the perspective view of Figure 3 after the frame and transparent anti-flying cover are hidden.

[0024] Figure 5 It is the perspective view of Figure 4 after the material frame is hidden.

[0025] Figure 6 It is the perspective view of Figure 5 the first bottom plate and the second bottom plate.

[0026] Figure 7 It is the perspective view of Figure 4 the material frame.

[0027] Figure 8 It is the perspective view of Figure 4 the cutting knife assembly.

[0028] 1. Round hat-shaped injection molding; 2. Gate; 10. Frame; 11. Conveyor belt; 20. Base plate; 21. First cylinder; 22. Second cylinder; 23. First slide rail pair; 24. Second slide rail pair; 25. Transparent anti-flying cover; 26. Hollowed area; 30. Material rack; 31. Vertical plate; 321. First cross beam; 322. Second cross beam; 323. Third cross beam; 324. Fourth cross beam; 325. First gap; 326. Second gap; 327. Third gap; 328. Groove; 41. Support plate; 42. Cutter beam; 421. Mimic groove; 422. Air hole; 423. Air supply hole; 424. Through hole; 425. Reinforcing support plate; 43. First cutter assembly; 44. Second cutter assembly; 45. Third cutter assembly; 46. Fourth cutter assembly; 47. First bottom plate; 48. Second bottom plate. DETAILED DESCRIPTION

[0029] The preferred embodiments of the present application are described in detail below with reference to the accompanying drawings, so that the advantages and features of the present application are more easily understood by those skilled in the art.

[0030] As shown in Figures 2 to 8 The round hat-shaped injection molding skirt gate batch cutting equipment provided by the present application comprises a frame 10, a base plate 20, a material rack 30, and a cutter assembly. The frame 10 is a frame type frame. The base plate 20 is arranged on the top of the frame 10. The material rack 30 has vertical plates 31 on both sides and cross beams arranged on the vertical plates 31. The lower end of the vertical plate 31 is connected to the base plate 20. The cross beam extends in the front-rear direction. The cross beam is used to place the round hat-shaped injection molding 1 with the gate 2 to be cut. When the round hat-shaped injection molding 1 is placed on the cross beam, the gate 2 is fitted with the left or right side wall of the cross beam 1, and the root of the gate 2 is tightly pressed against the edge of the cross beam. The cutter assembly comprises support plates 41 on both sides and cutter beams 42 arranged on the support plates 41. The support plate 41 is located on the inner side of the vertical plate 31. The lower end of the support plate 41 is movably connected to the base plate 20. The cutter beam 42 extends in the front-rear direction. The cutter beam 42 is located above the cross beam and on the side where the gate 2 is located. The cutter beam 42 is provided with mimic grooves 421 that are fitted with the shape of the round hat-shaped injection molding 1 at the corners of the cross beam. The mimic grooves 421 are multiple and are arranged in the front-rear direction. The plane where the lower edge of the mimic groove 421 is located is fitted with the upper surface of the cross beam.

[0031] The benefits of this arrangement are that when the support plates move left and right, the round hat-shaped injection molding can be sleeved through the mimic grooves, and the gate root can be cut off by the staggered intersection of the lower edge and the cross beam edge, achieving batch cutting. After the multi-cavity injection mold is opened, the round hat-shaped injection molding can be taken out by the mechanical hand and placed on the cross beam of the material rack, and then the batch cutting of the gate can be performed. The cooperation with the multi-cavity injection mold is good, and the production continuity is good.

[0032] In order to facilitate the separation of the cut-off gate 2 of the circular cap-shaped injection molding part 1, without affecting the subsequent cutting of the gate 2 of the circular cap-shaped injection molding part 1, in the embodiment, the cutter beam 42 is provided with a gas hole 422 corresponding to the profiled groove 421, the gas hole 422 penetrates the inner wall of the profiled groove 421, after cutting off the gate 2, the gas hole 422 blows air to make the circular cap-shaped injection molding part 1 separate from the profiled groove 421; in order to facilitate air supply, further, the front end face of the cutter beam 42 is provided with a rearwardly extending air supply hole 423, the air supply hole 423 is in communication with all the air blowing holes 422 on the cutter beam 42, the cutter beam 42 is further provided with a through hole 424 corresponding to the profiled groove 421, the through hole 424 is inclined and located above the air blowing hole 422, the lower end of the through hole 424 penetrates the inner wall of the profiled groove 421, the upper end of the through hole 424 penetrates the side wall of the cutter beam 42 opposite to the profiled groove 421, the through hole 424 can be used for observation, detection or exhaust.

[0033] The circular cap-shaped injection molding part skirt gate batch cutting equipment can cut off the gates 2 of 16 circular cap-shaped injection molding parts 1 at a time, thereby matching the 16-cavity injection mold, in order to achieve this effect, the crossbeam of the material rack 30 has four, four circular cap-shaped injection molding parts 1 with gates 2 to be cut off are placed on each crossbeam in intervals, the four crossbeams 32 are sequentially the first crossbeam 321, the second crossbeam 322, the third crossbeam 323 and the fourth crossbeam 324, the first crossbeam 321 and the second crossbeam 322 are provided with a first gap 325, the second crossbeam 322 and the third crossbeam 323 are provided with a second gap 326, the third crossbeam 323 and the fourth crossbeam 324 are provided with a third gap 327, the gates 2 of all the circular cap-shaped injection molding parts 1 placed on the first crossbeam 321 and the second crossbeam 322 are inserted into the first gap 325, the gates 2 of all the circular cap-shaped injection molding parts 1 placed on the third crossbeam 323 and the fourth crossbeam 324 are inserted into the third gap 327, after cutting off the gate 1, the gate 1 falls from the first gap 325 or the third gap 327, the circular cap-shaped injection molding part 1 on the first crossbeam 321 falls from the first gap 325, the circular cap-shaped injection molding parts 1 on the second crossbeam 322 and the third crossbeam 323 fall from the second gap 326, the circular cap-shaped injection molding part 1 on the fourth crossbeam 324 falls from the third gap 327.

[0034] Meanwhile, the cutter assembly has four groups, and the four groups of cutter assemblies are sequentially the first cutter assembly 43, the second cutter assembly 44, the third cutter assembly 45, and the fourth cutter assembly 46 from left to right. The first cutter assembly 43 and the second cutter assembly 44 are arranged back to back and arranged in the first gap 325. The third cutter assembly 45 and the fourth cutter assembly 46 are arranged back to back and arranged in the third gap 327. The moving directions of the support plates 41 of the first cutter assembly 43 and the third cutter assembly 45 are the same. The moving directions of the support plates 41 of the second cutter assembly 44 and the fourth cutter assembly 46 are the same. The moving directions of the support plates 41 of the first cutter assembly 43 and the second cutter assembly 44 are opposite. Further, the lower ends of the support plates 41 of the first cutter assembly 43 and the third cutter assembly 45 are connected to the first bottom plate 47. The lower ends of the support plates 41 of the second cutter assembly 44 and the fourth cutter assembly 46 are connected to the second bottom plate 48. The first bottom plate 47 and the second bottom plate 48 are arranged on the base plate 20 and can move left and right. The first bottom plate 47 and the second bottom plate 48 are arranged in a staggered manner in the up-down direction.

[0035] In order to smoothly drive the left and right movements of the first bottom plate 47 and the second bottom plate 48, in the embodiment, the base plate 20 is further provided with a first air cylinder 21 for driving the left and right movements of the first bottom plate 47, a second air cylinder 22 for driving the left and right movements of the second bottom plate 48, a first slide rail pair 23 for supporting the left and right movements of the first bottom plate 47, and a second slide rail pair 24 for supporting the left and right movements of the second bottom plate 48. The first air cylinder 21 is located on the left side of the first cross beam 321. The second air cylinder 22 is located on the right side of the fourth cross beam 324. The first slide rail pair 23 and the second slide rail pair 24 are arranged on both sides and close to the vertical plate 31.

[0036] In the embodiment, the base plate 20 is further provided with two transparent anti-flying covers 25. The two transparent anti-flying covers 25 are respectively arranged between the first air cylinder 21 and the first cross beam 321 and between the second air cylinder 22 and the fourth cross beam 324. The transparent anti-flying covers 25 are made of organic glass plates.

[0037] In the embodiment, the base plate 20 is provided with a hollow area 26 corresponding to the first gap 325, the second gap 326, and the third gap 327. The rack 10 is further provided with a conveying belt 11. The conveying belt 11 is located below the hollow area 26. The sprue 2 and the circular cap-shaped injection molded part 1 falling from the first gap 325, the second gap 326, and the third gap 327 pass through the hollow area 26 and then fall onto the conveying belt 11, and are sent out by the conveying belt 11.

[0038] In the embodiment, the middle portions of the first, second, third and fourth cross beams 321, 322, 323 and 324 are each provided with a groove 328 to avoid a reinforcing support plate 425 connected to the middle portion of the cutter beam 42 of the first, second, third and fourth cutter assemblies 43, 44, 45 and 46 and extending downward, and the bottom of the reinforcing support plate 425 is connected to the first or second bottom plate 47 or 48.

[0039] The above embodiments are only for illustrating the technical concept and characteristics of the present application, and the purpose is to enable those skilled in the art to understand the content of the present application and to implement it, and cannot limit the protection scope of the present application. Any equivalent changes or modifications made in accordance with the spirit and essence of the present application shall be covered within the protection scope of the present application.

Claims

1. A batch removal device for skirt gates of round cap-shaped injection molded parts, characterized in that: The utility model provides a cutting device for circular cap-shaped injection moulding parts, comprising: a rack; a base plate arranged on the rack; a material rack having vertical plates on both sides and cross beams arranged on the vertical plates, the lower end of the vertical plate being connected to the base plate, the cross beam extending in the front-back direction, the cross beam being used for placing the gate of the circular cap-shaped injection moulding part, the gate being fitted to the left or right side wall of the cross beam when the circular cap-shaped injection moulding part is placed on the cross beam, the root of the gate abutting against the edge of the cross beam; a cutter assembly comprising support plates on both sides and cutter beams arranged on the support plates, the support plate being located on the inner side of the vertical plate, the lower end of the support plate being movably connected to the base plate, the cutter beam extending in the front-back direction, the cutter beam being located above the cross beam and on the side where the gate is located, the cutter beam being provided with a profiled groove at the corner of the cross beam, the profiled groove being fitted to the shape of the circular cap-shaped injection moulding part, the profiled groove being provided in multiple and being spaced apart in the front-back direction, the plane where the lower edge of the profiled groove is located being fitted to the upper surface of the cross beam.

2. The apparatus according to claim 1, wherein: The cutter beam is provided with a gas hole corresponding to the profiled groove, the gas hole penetrating the inner wall of the profiled groove, the gas hole blowing air after the gate is cut off, so that the circular cap-shaped injection moulding part is separated from the profiled groove.

3. The apparatus according to claim 2, wherein: The front end surface of the cutter beam is provided with a gas supply hole extending rearward, the gas supply hole being in communication with all the gas holes on the cutter beam, the cutter beam being further provided with a through hole corresponding to the profiled groove, the through hole being inclined and located above the gas hole on the cutter beam, the lower end of the through hole penetrating the inner wall of the profiled groove, the upper end of the through hole penetrating the side wall of the cutter beam on the side opposite to the profiled groove.

4. The apparatus according to claim 1, wherein: The cross beam has four cross beams, the four cross beams being sequentially the first cross beam, the second cross beam, the third cross beam and the fourth cross beam from left to right, the first cross beam and the second cross beam being provided with a first gap, the second cross beam and the third cross beam being provided with a second gap, the third cross beam and the fourth cross beam being provided with a third gap, the gate of all the circular cap-shaped injection moulding parts placed on the first cross beam and the second cross beam being inserted into the first gap, the gate of all the circular cap-shaped injection moulding parts placed on the third cross beam and the fourth cross beam being inserted into the third gap, the gate falling from the first gap or the third gap after the gate is cut off, the circular cap-shaped injection moulding part on the first cross beam falling from the first gap, the circular cap-shaped injection moulding part on the second cross beam and the third cross beam falling from the second gap, the circular cap-shaped injection moulding part on the fourth cross beam falling from the third gap.

5. The apparatus according to claim 4, wherein: The cutter assembly has four groups, which are the first cutter assembly, the second cutter assembly, the third cutter assembly and the fourth cutter assembly from left to right, the first cutter assembly and the second cutter assembly are arranged back to back in the first gap, the third cutter assembly and the fourth cutter assembly are arranged back to back in the third gap, the moving direction of the support plates of the first cutter assembly and the third cutter assembly is the same, the moving direction of the support plates of the second cutter assembly and the fourth cutter assembly is the same, and the moving direction of the support plates of the first cutter assembly and the second cutter assembly is opposite.

6. The apparatus according to claim 5, wherein: The lower end of the support plate of the first cutter assembly and the third cutter assembly is connected to the first bottom plate, the lower end of the support plate of the second cutter assembly and the fourth cutter assembly is connected to the second bottom plate, the first bottom plate and the second bottom plate are movably arranged on the base plate, and the first bottom plate and the second bottom plate are staggered in the up-down direction.

7. The apparatus according to claim 6, wherein: The base plate is also provided with a first cylinder for driving the first bottom plate to move left and right, a second cylinder for driving the second bottom plate to move left and right, a first slide rail pair for supporting the first bottom plate to move left and right, and a second slide rail pair for supporting the second bottom plate to move left and right, the first cylinder is located on the left side of the first cross beam, and the second cylinder is located on the right side of the fourth cross beam.

8. The apparatus according to claim 7, wherein: The base plate is also provided with two transparent fly-proof covers, which are respectively arranged between the first cylinder and the first cross beam and between the second cylinder and the fourth cross beam.

9. The apparatus according to claim 4, wherein: The rack is a frame type rack, the base plate is arranged on the top of the rack, the base plate is provided with a hollow area corresponding to the first gap, the second gap and the third gap, the rack is also provided with a conveying belt, the conveying belt is located below the hollow area, the sprue and the circular cap-shaped injection molded part falling from the first gap, the second gap and the third gap pass through the hollow area and fall onto the conveying belt, and are sent out by the conveying belt.

10. The apparatus according to claim 6, wherein: The middle part of the first cross beam, the second cross beam, the third cross beam and the fourth cross beam is provided with a groove to avoid the reinforcing support plate connected to the middle part of the cutter beam of the first cutter assembly, the second cutter assembly, the third cutter assembly and the fourth cutter assembly and extending downward, and the bottom of the reinforcing support plate is connected to the first bottom plate or the second bottom plate.

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