Injection mold with double sliding displacements

Abstract

The utility model provides an injection mold with double sliding displacements, and relates to the technical field of injection molds. A mold frame is fixedly connected to the top of the mounting base, sliding rails are fixedly connected to the left side and the right side of the front end of the mold frame respectively, each sliding rail is slidably connected with a sliding frame, and the two sliding frames on the same side are symmetrically and fixedly connected with racks. The inner side positions of the two sliding frames on the same side are each fixedly connected with a formwork frame. When the formwork frames are demoulded, the motor drives the two-way screw to rotate reversely, the two two-way sliding blocks slide away from each other oppositely, the four sliding frames are driven to be away from each other through meshing of the gear pieces and the racks on the same side, the four formwork frames are separated, and demoulding treatment is facilitated. The problems that in the demolding process of an existing double-sliding-displacement injection mold, manual assistance is needed for demolding, and time and labor are consumed are solved.

Description

Technical Field

[0001] The utility model belongs to the technical field of injection molds, and more specifically, particularly relates to an injection mold with double sliding displacements. Background Art

[0002] Injection molding refers to the process of heating plastic to melt it, then injecting it into the cavity of a molding mold to form it, cooling it down, and demolding it after the melt solidifies. Products usually use rubber injection molding and plastic injection molding, both of which are produced by plastic processing through injection molds.

[0003] Application No. CN202022494091.2 The utility model discloses an injection mold with double sliding displacement, including a first mold base and a second mold base, the first mold base is provided with a model part, the second mold base is provided with a mold cavity part for cooperating with the model part, the model part includes a fixed model and a movable model for splicing with the fixed model, the movable model includes a movable model block, and a first driving source for driving the movable model block to splice and cooperate with the fixed model, the movable model block is provided with a slanted top splicing block, and a second driving source for driving the slanted top splicing block to perform slanted top displacement. The utility model designs a slanted top splicing block on the movable model block, through which the demoulding and ejection operation of the injection molded workpiece can be realized, which is convenient for automatic material collection and unloading without manual assistance, thereby improving the injection molding production efficiency. It is particularly suitable for the rear-retracted parts of the automobile reflector housing injection molding with a snap-on structure, which meets the requirements of the slanted top disengaging from the card slot, and the ejection is smoother and more efficient.

[0004] Based on the search of the above patents and the application of an existing injection mold with double sliding displacement, it is understood that the current double sliding displacement injection mold requires manual assistance during the demolding process, which is time-consuming and labor-intensive. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides an injection mold with double sliding displacement to solve the problem that the existing injection mold with double sliding displacement needs manual assistance to demold during the demolding process, which is time-consuming and labor-intensive.

[0006] The purpose and function of the double sliding displacement injection mold of the utility model are achieved by the following specific technical means:

[0007] A plastic injection mold with double sliding displacement comprises a mounting seat; a mold frame is fixedly connected to the top position of the mounting seat, a slide rail is fixedly connected to the left and right sides of the front end of the mold frame respectively, each slide rail is slidably connected to a sliding frame, two sliding frames on the same side are symmetrically fixedly connected to a rack, and the inner sides of the two sliding frames on the same side are respectively fixedly connected to a template frame, four template frames are designed in an array, a spacing frame is fixedly connected to the inner position of the mold frame, a two-way slider is slidably connected to the left and right sides of the front end of the spacing frame respectively, a threaded hole is opened on the side of each two-way slider, and the threaded holes of the two two-way sliders are symmetrically designed.

[0008] According to an embodiment of the utility model, a through slot is respectively provided at the left and right sides of the front end of the mold frame, and a motor is fixedly connected to the right side of the spacing frame.

[0009] According to an embodiment of the utility model, the rotating shaft of the motor is fixedly connected with a bidirectional screw, and the bidirectional screw is rotatably connected to an inner position of the spacing frame.

[0010] According to an embodiment of the utility model, the left and right sides of the bidirectional screw are respectively located in a threaded hole of a bidirectional slider.

[0011] According to an embodiment of the utility model, the front end of the bidirectional slider is rotatably connected to a gear member, the two gear members are symmetrically designed, and each gear member is meshed with two racks at the same side.

[0012] According to an embodiment of the utility model, a mounting plate is fixedly connected to the left and right sides of the mounting seat respectively, the two mounting plates are symmetrically designed, and a mounting groove is provided in the middle of the two mounting plates.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] While the gear part meshes with the rack on the same side to drive the four sliding frames to slide, after any template frame on the same side fits with the template frame in the symmetrical position, the two two-way sliders continue to slide inward, and the gear part will mesh with the two racks on the same side to adjust the position to facilitate the docking and fitting of the other two template frames.

[0015] When the template frame is demoulding, the motor drives the bidirectional screw to rotate in the opposite direction. At this time, the two bidirectional sliders slide away from each other, and the four sliding frames are driven away through the engagement of the gear parts with the racks on the same side. The four template frames will be separated to facilitate demoulding. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the main structure of the injection mold with double sliding displacement of the utility model.

[0017] Figure 2 It is a left-side structural schematic diagram of the injection mold with double sliding displacements of the utility model.

[0018] Figure 3 It is a schematic diagram of the top view structure of the injection mold with double sliding displacements of the utility model.

[0019] Figure 4 It is a schematic diagram of the side structure of the injection mold with double sliding displacement of the utility model.

[0020] In the figure, the corresponding relationship between the component names and the figure numbers is as follows:

[0021] 1. Mounting seat; 101. Mounting plate; 2. Mold frame; 201. Slide rail; 202. Sliding frame; 203. Rack; 204. Template frame; 3. Spacing frame; 301. Motor; 302. Bidirectional screw; 303. Bidirectional slider; 304. Gear part. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical solution and advantages of the embodiments of the utility model clearer, the technical solution of the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings of the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the described embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] Unless otherwise defined, the technical terms or scientific terms used herein shall have the usual meanings understood by ordinary technicians in the field to which the utility model belongs. Similar words such as "one", "an" or "the" used in the patent application specification and claims of the utility model do not indicate a quantitative limitation, but indicate the existence of at least one. Similar words such as "include" or "comprise" mean that the elements or objects appearing before the word include the elements or objects listed after the word and their equivalents. Similar words such as "connect" or "connected" are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "Up", "down", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the described object changes, the relative positional relationship may also change accordingly.

[0024] The implementation of the utility model is further described in detail below in conjunction with the drawings and examples.

[0025] Embodiment 1:

[0026] As attached Figure 1 To Attachment Figure 4 As shown:

[0027] The utility model provides an injection mold with double sliding displacement, including a mounting seat 1; a mold frame 2 is fixedly connected to the top position of the mounting seat 1, and a slide rail 201 is fixedly connected to the left and right sides of the front end of the mold frame 2, each slide rail 201 is slidably connected to a sliding frame 202, and two sliding frames 202 on the same side are symmetrically fixedly connected to a rack 203, and the inner positions of the two sliding frames 202 on the same side are respectively fixedly connected to a template frame 204, and the four template frames 204 are designed in an array, and a spacing frame 3 is fixedly connected to the inner position of the mold frame 2, and a bidirectional slider 303 is slidably connected to the left and right sides of the front end of the spacing frame 3, and each bidirectional slider 303 is slidably connected to the left and right sides of the front end of the spacing frame 3. Threaded holes are respectively provided on the side of the slider 303, and the threaded holes of the two bidirectional sliders 303 are symmetrically designed. A through groove is respectively provided on the left and right sides of the front end of the mold frame 2. A motor 301 is fixedly connected to the right side of the spacing frame 3. The rotating shaft of the motor 301 is fixedly connected to a bidirectional screw 302. The bidirectional screw 302 is rotatably connected to the internal position of the spacing frame 3. The left and right sides of the bidirectional screw 302 are respectively located in the threaded holes of a bidirectional slider 303. The front end of the bidirectional slider 303 is rotatably connected to a gear part 304. The two gear parts 304 are symmetrically designed, and each gear part 304 is meshed with the two racks 203 at the same side.

[0028] A mounting plate 101 is fixedly connected to the left and right sides of the mounting seat 1 , respectively. The two mounting plates 101 are symmetrically designed, and a mounting groove is provided in the middle of the two mounting plates 101 .

[0029] When using:

[0030] During injection molding, first start the motor 301 to drive the bidirectional screw 302 to rotate. At this time, the two bidirectional sliders 303 slide towards each other, and the gear part 304 engages with the rack 203 on the same side to drive the four sliding frames 202 to slide until the four template frames 204 are in contact, so that the four template frames 204 can be used for injection molding.

[0031] While the gear part 304 meshes with the rack 203 on the same side to drive the four sliding frames 202 to slide, after any template frame 204 on the same side is fitted with the template frame 204 in the symmetrical position, the two two-way sliders 303 continue to slide to the inner position, and the gear part 304 will mesh with the two racks 203 on the same side to adjust the position to facilitate the docking and fitting of the other two template frames 204.

[0032] Embodiment 2:

[0033] When the template frame 204 is demoulding, the motor 301 drives the bidirectional screw 302 to rotate in the opposite direction. At this time, the two bidirectional sliders 303 slide away from each other, and the gear part 304 engages with the rack 203 on the same side to drive the four sliding frames 202 away. The four template frames 204 will be separated to facilitate demoulding.

[0034] Although the present application has been described with reference to the above-mentioned embodiments, it will be appreciated by those skilled in the art that various changes may be made without departing from the concept and scope of the present application as defined by the appended claims. Although this specification contains many specific implementation details, these should not be interpreted as limitations on the scope of the present application, but as descriptions of features directed to specific embodiments. The scope of the present application is defined by the appended claims and their equivalents, and is not limited to the embodiments described above.

Claims

1. An injection mold with double sliding displacement, characterized in that: The invention comprises a mounting seat (1); a mold frame (2) is fixedly connected to the top position of the mounting seat (1); a slide rail (201) is fixedly connected to the left and right sides of the front end of the mold frame (2); each slide rail (201) is slidably connected to a slide frame (202); two slide frames (202) on the same side are symmetrically fixedly connected to a rack (203); and the inner sides of the two slide frames (202) on the same side are respectively fixedly connected to a template frame (204); four template frames (204) are designed in an array; a spacing frame (3) is fixedly connected to the inner position of the mold frame (2); a bidirectional slider (303) is slidably connected to the left and right sides of the front end of the spacing frame (3); a threaded hole is respectively provided on the side of each bidirectional slider (303); and the threaded holes of the two bidirectional sliders (303) are symmetrically designed.

2. An injection mold with double sliding displacement as claimed in claim 1, characterized in that: A through slot is respectively provided at the left and right sides of the front end of the mold frame (2), and a motor (301) is fixedly connected to the right side of the spacing frame (3).

3. An injection mold with double sliding displacement as claimed in claim 2, characterized in that: The rotating shaft of the motor (301) is fixedly connected to a bidirectional screw rod (302), and the bidirectional screw rod (302) is rotatably connected to an inner position of the spacing frame (3).

4. An injection mold with double sliding displacement as claimed in claim 3, characterized in that: The left and right sides of the bidirectional screw rod (302) are respectively located in a threaded hole of a bidirectional sliding block (303).

5. An injection mold with double sliding displacement as claimed in claim 4, characterized in that: The front ends of the bidirectional sliders (303) are rotatably connected to a gear member (304), the two gear members (304) are symmetrically designed, and each gear member (304) is meshed with two racks (203) at the same side.

6. An injection mold with double sliding displacement as claimed in claim 1, characterized in that: A mounting plate (101) is fixedly connected to the left and right sides of the mounting seat (1), respectively; the two mounting plates (101) are symmetrically designed, and a mounting groove is provided in the middle of the two mounting plates (101).

Images