CN215880827U

CN215880827U - Positioning device for plastic product molding

Info

Publication number: CN215880827U
Application number: CN202121988322.3U
Authority: CN
Inventors: 王建永; 李赛赛; 孟淑英; 阚万里
Original assignee: Bozhou Xinrun Plastic Packaging Products Co ltd
Current assignee: Bozhou Xinrun Plastic Packaging Products Co ltd
Priority date: 2021-08-23
Filing date: 2021-08-23
Publication date: 2022-02-22
Anticipated expiration: 2031-08-23

Abstract

The utility model relates to the technical field of plastic product processing, in particular to a positioning device for plastic product molding, which comprises a station table, wherein the position above the top of the station table is fixedly connected with a positioning table through a support, the positioning table is provided with a positioning mechanism for clamping a plastic product, and the station table is provided with a traction mechanism for driving the positioning mechanism to execute clamping action; the positioning mechanisms are arranged on the front side and the rear side of the positioning table respectively, each positioning mechanism comprises a linkage rod in transmission connection with the traction mechanism, a positioning plate is detachably mounted at the top end of each linkage rod, and a plurality of adaptive positioning assemblies distributed at equal intervals are arranged on the positioning plates. The utility model achieves the purpose of quickly positioning plastic products with different shapes and special shapes, replaces the traditional positioning mode that a positioning clamp needs to be increased or decreased, not only improves the applicability to the plastic products, but also has quick and convenient positioning operation, thereby improving the working efficiency of positioning and processing the plastic products.

Description

Positioning device for plastic product molding

Technical Field

The utility model relates to the technical field of plastic product processing, in particular to a positioning device for plastic product molding.

Background

In plastic products's course of working, need carry out surface treatment to plastic products after the shaping, including the operation such as getting rid of, the single position of dull polish and trompil of unnecessary rim charge, however when carrying out above-mentioned processing work, because plastic products's shape is different, consequently the location to plastic products is comparatively loaded down with trivial details, need be according to the difference of plastic products appearance, add positioning fixture at each position, this kind of mode not only leads to the location complex operation, seriously reduce work efficiency simultaneously, consequently be difficult to satisfy the user demand of plastic products processing.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides the positioning device for plastic product molding, which achieves the purpose of quickly positioning plastic products with different shapes and special shapes, replaces the traditional positioning mode that positioning clamps need to be increased or decreased, not only improves the applicability to the plastic products, but also is quick and convenient in positioning operation, thereby improving the working efficiency of positioning and processing the plastic products.

(II) technical scheme

In order to solve the technical problems, the utility model provides the following technical scheme: a positioning device for plastic product molding comprises a station table, wherein a positioning table is fixedly connected to the upper position of the top of the station table through a support, a positioning mechanism for clamping a plastic product is arranged on the positioning table, and a traction mechanism for driving the positioning mechanism to execute clamping action is arranged on the station table;

the positioning mechanisms are arranged on the front side and the rear side of the positioning table respectively, each positioning mechanism comprises a linkage rod in transmission connection with the traction mechanism, a positioning plate is detachably mounted at the top end of each linkage rod, and a plurality of adaptive positioning assemblies distributed at equal intervals are arranged on each positioning plate;

the adaptation locating component comprises a guide cylinder inserted on the locating plate and a fixed seat sleeved on the outer surface of the guide cylinder, the fixed seat is fixed on the locating plate, a movable rod is inserted in the guide cylinder, an end plate is fixedly connected to the tail end of the movable rod, an extension spring is fixedly connected to one side of the end plate opposite to the fixed seat, and a touch block is fixedly connected to the head end of the movable rod.

Furthermore, the extension spring cover is established on the surface of guide cylinder, and the touching piece is equipped with the protection cushion on being located the position of keeping away from the end plate on the touching piece.

Furthermore, an orientation key is fixedly connected to the outer surface of the movable rod, and an orientation groove matched with the orientation key for use is formed in the inner side wall of the guide cylinder.

Furthermore, the traction mechanism comprises a shell fixed on the station table, a bidirectional screw rod is installed inside the shell through a bearing seat, the outer surface of the bidirectional screw rod is connected with two nuts through threads, and a servo motor for driving the bidirectional screw rod to rotate is fixedly installed on the shell.

Furthermore, the bottom of the inner wall of the shell is fixedly connected with a sliding rail which limits the two nuts to move axially for use, the top of the shell is provided with two movable seats, and the bottoms of the two movable seats are respectively in transmission connection with the two nuts through connecting rods.

(III) advantageous effects

The utility model provides a positioning device for plastic product molding, which has the following beneficial effects:

1. the utility model achieves the purpose of quickly positioning plastic products with different shapes and special shapes, replaces the traditional positioning mode that a positioning clamp needs to be increased or decreased, not only improves the applicability to the plastic products, but also has quick and convenient positioning operation, thereby improving the working efficiency of positioning and processing the plastic products and ensuring the stability of the plastic products during processing.

2. According to the utility model, due to the arrangement of the traction mechanism, the axial action of the traction mechanism can be limited by matching with the transmission connection of the slide rail and the nut, so that the traction mechanism can keep a linear path in the same direction as the slide rail, thereby driving the two movable seats to perform synchronous position movement in opposite or opposite directions, and driving the two positioning mechanisms to clamp and position two sides of the plastic product on the positioning table, thereby ensuring the positioning operation of the plastic product and improving the stability of the positioning operation.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is an axial schematic view of the present invention;

FIG. 2 is a schematic structural diagram of a positioning mechanism of the present invention;

FIG. 3 is an exploded view of the adaptive positioning assembly of the present invention;

FIG. 4 is a partial schematic structural view of the present invention;

fig. 5 is a schematic view of the internal structure of the traction mechanism of the present invention.

In the figure: 1. a station platform; 2. a positioning table; 3. a positioning mechanism; 31. a linkage rod; 32. positioning a plate; 33. adapting a positioning component; 331. a guide cylinder; 332. a fixed seat; 333. a movable rod; 334. an end plate; 335. a tension spring; 336. a touch block; 337. an orientation key; 338. a directional tank; 4. a traction mechanism; 41. a housing; 42. a bidirectional screw rod; 43. a servo motor; 44. a nut; 45. a slide rail; 46. a movable seat.

Detailed Description

Embodiments of the present application will be described in detail with reference to the drawings and examples, so that how to implement technical means to solve technical problems and achieve technical effects of the present application can be fully understood and implemented.

FIGS. 1-5 illustrate one embodiment of the present invention: a positioning device for plastic product molding comprises a station table 1, wherein a positioning table 2 is fixedly connected above the top of the station table 1 through a support, a positioning mechanism 3 for clamping a plastic product is arranged on the positioning table 2, and a traction mechanism 4 for driving the positioning mechanism 3 to execute clamping action is arranged on the station table 1;

the number of the positioning mechanisms 3 is two, the two positioning mechanisms are respectively arranged at the front side and the rear side of the positioning table 2, the positioning mechanisms 3 comprise linkage rods 31 in transmission connection with the traction mechanism 4, guide grooves matched with the two linkage rods 31 for displacement use are arranged on the positioning table 2, so that when the linkage rods 31 execute synchronous displacement in opposite or opposite directions, the mutual approaching or departing action of the adaptive positioning components 33 can be realized, the top end of the linkage rods 31 is detachably provided with a positioning plate 32, and the positioning plate 32 is provided with a plurality of adaptive positioning components 33 which are distributed at equal intervals;

adaptation locating component 33 is including pegging graft guide cylinder 331 on locating plate 32, still establish fixing base 332 on the surface of guide cylinder 331 including the cover, fixing base 332 fixes on locating plate 32, the inside of guide cylinder 331 is pegged graft and is had movable rod 333, the terminal fixedly connected with end plate 334 of movable rod 333, fixedly connected with extension spring 335 on the relative one side of end plate 334 and fixing base 332, fixedly connected with touch piece 336 on the head end of movable rod 333, extension spring 335 overlaps and establishes on the surface of guide cylinder 331, touch piece 336 is located the position of keeping away from end plate 334, be equipped with the protection cushion on the touch piece 336, fixedly connected with orientation key 337 on the surface of movable rod 333, set up the orientation groove 338 that cooperation orientation key 337 used on the inside wall of guide cylinder 331.

The two positioning mechanisms 3 are driven by the operation of the traction mechanism 4 to realize the displacement action in the opposite or back-to-back directions on the positioning table 2, when the positioning plate 32 at the front and rear positions of the positioning table 2 is close to both sides of the plastic product, the plurality of equally spaced adaptive positioning assemblies 33 first contact with the side surface of the plastic product, the touch block 336 is overlapped on the outer wall of the plastic product, and along with the continuous displacement action of the positioning plate 32, the touch block 336 which is not contacted with the outer wall of the plastic product continuously displaces until being overlapped with the plastic product, the overlapped touch block 336 is matched with the movable rod 333 to extend upwards in the opposite direction, the synchronous matching tension spring 335 provides elastic force, the overlapping stability of the touch block 336 and the outer wall of the plastic product is ensured, and a plurality of adaptive positioning assemblies 33 can be used in combination with each other and can be adaptively changed according to the shape of the plastic product, so that the positioning and fixing can be realized according to the conditions of the plastic products with different shapes.

The traction mechanism 4 comprises a shell 41 fixed on the station table 1, a bidirectional screw rod 42 is installed inside the shell 41 through a bearing seat, two nuts 44 are connected to the outer surface of the bidirectional screw rod 42 through threads, a servo motor 43 for driving the bidirectional screw rod 42 to rotate is fixedly installed on the shell 41, a slide rail 45 for limiting the axial movement of the two nuts 44 is fixedly connected to the bottom of the inner wall of the shell 41, two movable seats 46 are arranged at the top of the shell 41, the bottoms of the two movable seats 46 are respectively in transmission connection with the two nuts 44 through a connecting rod, due to the arrangement of the traction mechanism 4, the bidirectional screw rod 42 is driven to rotate through the operation of the servo motor 43, the nuts 44 respectively connected with the double-rotation thread positions of the two movable seats realize opposite rotation directions, and the axial movement of the two movable seats can be limited by matching with the transmission connection of the slide rail 45 and the nuts 44, so that the two movable seats can keep a linear path in the same direction as the slide rail 45, therefore, the two movable seats 46 are driven to perform relative or opposite synchronous position movement, and the two positioning mechanisms 3 are driven to clamp and position the two sides of the plastic product on the positioning table 2, so that the positioning operation of the plastic product is ensured, and the stability of the positioning operation is improved.

When the working of the embodiment, the two positioning mechanisms 3 are driven by the operation of the traction mechanism 4 to realize the displacement action in the opposite or back-to-back directions on the positioning table 2, when the positioning plate 32 at the front and rear positions of the positioning table 2 is close to both sides of the plastic product, the plurality of equally spaced adaptive positioning assemblies 33 first contact with the side surface of the plastic product, the touch block 336 is overlapped on the outer wall of the plastic product, and along with the continuous displacement action of the positioning plate 32, the touch block 336 which is not contacted with the outer wall of the plastic product continuously displaces until being overlapped with the plastic product, the overlapped touch block 336 is matched with the movable rod 333 to extend upwards in the opposite direction, the synchronous matching tension spring 335 provides elastic force, the overlapping stability of the touch block 336 and the outer wall of the plastic product is ensured, and a plurality of adaptive positioning assemblies 33 can be used in combination with each other and can be adaptively changed according to the shape of the plastic product, so that the positioning and fixing can be realized according to the conditions of the plastic products with different shapes.

The control mode of the utility model is automatically controlled by the controller, the control circuit of the controller can be realized by simple programming of a person skilled in the art, the supply of the power supply also belongs to the common knowledge in the field, and the utility model is mainly used for protecting mechanical devices, so the control mode and the circuit connection are not explained in detail in the utility model.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a positioner is used in plastic products shaping, includes station platform (1), its characterized in that: a positioning table (2) is fixedly connected to the upper position of the top of the station table (1) through a support, a positioning mechanism (3) for clamping a plastic product is arranged on the positioning table (2), and a traction mechanism (4) for driving the positioning mechanism (3) to execute clamping action is arranged on the station table (1);

the number of the positioning mechanisms (3) is two, the two positioning mechanisms are respectively arranged at the front side and the rear side of the positioning table (2), each positioning mechanism (3) comprises a linkage rod (31) in transmission connection with the traction mechanism (4), a positioning plate (32) is detachably mounted at the top end of each linkage rod (31), and a plurality of adaptive positioning assemblies (33) distributed at equal intervals are arranged on each positioning plate (32);

adaptation locating component (33) are including guide cylinder (331) of pegging graft on locating plate (32), still establish fixing base (332) on guide cylinder (331) surface including the cover, fixing base (332) are fixed on locating plate (32), the inside of guide cylinder (331) is pegged graft and is had movable rod (333), the terminal fixedly connected with end plate (334) of movable rod (333), fixedly connected with extension spring (335) on the relative one side of end plate (334) and fixing base (332), fixedly connected with touches piece (336) on the head end of movable rod (333).

2. The positioning device for molding plastic products according to claim 1, wherein: the tension spring (335) is sleeved on the outer surface of the guide cylinder (331), the touch block (336) is located at a position far away from the end plate (334), and the touch block (336) is provided with a protective rubber mat.

3. The positioning device for molding plastic products according to claim 1, wherein: an orientation key (337) is fixedly connected to the outer surface of the movable rod (333), and an orientation groove (338) matched with the orientation key (337) for use is formed in the inner side wall of the guide cylinder (331).

4. The positioning device for molding plastic products according to claim 1, wherein: the traction mechanism (4) comprises a shell (41) fixed on the station table (1), a bidirectional screw rod (42) is installed inside the shell (41) through a bearing seat, the outer surface of the bidirectional screw rod (42) is connected with two nuts (44) through threads, and a servo motor (43) driving the bidirectional screw rod (42) to rotate is fixedly installed on the shell (41).

5. The positioning device for molding plastic products according to claim 4, wherein: the bottom of the inner wall of the shell (41) is fixedly connected with a sliding rail (45) which limits the two nuts (44) to move axially for use, the top of the shell (41) is provided with two movable seats (46), and the bottoms of the two movable seats (46) are respectively in transmission connection with the two nuts (44) through connecting rods.