Hot press for four corners of rear shell of mobile phone

Abstract

The utility model provides a hot press for four corners of a rear shell of a mobile phone. The hot press comprises a control box, a positioning seat, a left hot pressing device and a right hot pressing device, the positioning seat is fixed at the middle position above the control box; a positioning groove is formed in the positioning seat; hot-pressing clearance openings are respectively formed in four corners of the positioning groove; the left hot-pressing device and the right hot-pressing device have the same structure and are symmetrically arranged on the left and right sides of the positioning seat; the left hot-pressing device comprises a cylinder, a connecting plate, two guide pins, two groups of linear guide rails and two groups of hot-pressing assemblies; the two groups of linear guide rails are respectively fixed on the control box and are arranged at the left upper part and the left lower part of the positioning seat at an inclination angle of 45 degrees; the two hot pressing assemblies are installed on the linear guide rails through sliding blocks correspondingly. The cylinder is fixed on the control box, and the power output end is connected with the connecting plate for controlling the connecting plate to move left and right; the front end and the rear end of the connecting plate are each provided with an inclined guide hole inclined by 45 degrees. The two inclined guide holes are respectively positioned above the two groups of hot pressing assemblies; the inclined direction of the inclined guide hole is opposite to that of the linear guide rail, so that the inclined guide hole is perpendicular to the linear guide rail; the two guide pins are installed on the hot pressing assembly, and the upper ends of the two guide pins extend into the corresponding inclined guide holes.

Description

TECHNICAL FIELD

[0001] The utility model relates to hot press technical field, especially relate to a four -corner hot press of mobile phone back shell. BACKGROUND

[0002] Mobile phone back shell needs to carry out hot pressing shaping to four corner positions after processing and forming, and the traditional hot press needs to carry out hot pressing processing to four corners respectively, leads to low work efficiency, and needs to adjust the position of product or hot pressing assembly after each hot pressing, leads to error increase, leads to the yield of product processing to be low, therefore still needs to improve. UTILITY MODEL CONTENT

[0003] The utility model aims at providing a four -corner hot press of mobile phone back shell to solve the problem mentioned in the background art.

[0004] In order to realize the above-mentioned purpose, the utility model provides the following technical scheme:

[0005] A four -corner hot press of mobile phone back shell, including control box and the positioning seat, left hot pressing device and right hot pressing device of installation on control box, the positioning seat is fixed at the middle position above control box, be equipped with positioning groove on the positioning seat, the four corner positions of positioning groove are equipped with hot pressing empty opening respectively, the structure of left hot pressing device and right hot pressing device is identical and symmetrically arranged at the left and right sides of positioning seat, left hot pressing device includes a cylinder, a connecting plate, two guide pins, two straight line guide rails and two sets of hot pressing assemblies, two straight line guide rails are fixed on control box respectively and are arranged at the left upper side and left lower side of positioning seat and are inclined 45 degrees, one end of straight line guide rail faces the corner adjacent to positioning seat, two sets of hot pressing assemblies are installed on straight line guide rail through slider respectively, the cylinder is fixed on control box and the power output end is connected with connecting plate, is used for controlling the left and right movement of connecting plate, the front and rear ends of connecting plate are equipped with the oblique guide hole of 45 degrees inclined setting respectively, two oblique guide holes are located above two sets of hot pressing assemblies respectively, the inclination direction of oblique guide hole is opposite to the inclination direction of straight line guide rail, so that the direction of oblique guide hole and straight line guide rail is perpendicular to each other, two guide pins are installed on hot pressing assembly respectively and the upper end is inserted into the corresponding oblique guide hole.

[0006] Further description of the utility model still includes two sets of protective cover, two sets of protective cover are fixed on the left and right sides above control box.

[0007] Further description of the utility model, left hot pressing device still includes stroke limit block, stroke limit block is fixed on control box and is located at the right side of cylinder.

[0008] Further description of the utility model, the hot pressing assembly includes heat conduction block, heating rod and hot pressing plate, the heating rod is installed in the heat conduction block, the hot pressing plate is fixed above the heat conduction block, the rear side of hot pressing plate is equipped with arc hot pressing part, the slider is fixed in the bottom of heat conduction block.

[0009] The utility model discloses the beneficial effect that:

[0010] The design is positioned by placing the mobile phone rear shell in the positioning groove of positioning seat, then starts left hot pressing device and right hot pressing device, and the connecting plate is pushed to one side of positioning seat by air cylinder control, and the connecting plate synchronously drives two groups of hot pressing assemblies to slide to one side of positioning seat, and the hot pressing assembly enters and touches the corner of mobile phone rear shell from hot pressing avoidance opening position and carries out hot pressing shaping, and four groups of hot pressing assemblies work synchronously, realize the hot pressing shaping processing of the four corner positions of mobile phone rear shell, and the design can hot pressing shaping four corners of mobile phone rear shell at a time, and does not need to adjust position many times, and the processing precision and processing efficiency are improved greatly. BRIEF DESCRIPTION OF DRAWINGS

[0011] Fig. 1 It is the overall structure diagram of the utility model;

[0012] Fig. 2 It is the structure diagram of positioning seat of the utility model;

[0013] Fig. 3 It is the structure diagram of left hot pressing device of the utility model. CONCRETE IMPLEMENTATION

[0014] The utility model is further described below in connection with the drawings:

[0015] As Figs. 1-3As shown, a mobile phone back shell four corner hot press, including control box 1 and installation on the control box 1 positioning seat 2, left hot pressing device 3 and right hot pressing device 4, the positioning seat 2 is fixed on the control box 1 upper middle position, the positioning seat 2 is equipped with positioning groove 21, the positioning groove 21 is equipped with hot pressing avoidance opening 22 at four corner positions respectively, the left hot pressing device 3 and right hot pressing device 4 are the same structure and symmetrically arranged on the left and right sides of positioning seat 2, the left hot pressing device 3 includes a cylinder 31, a connecting plate 32, two guide pins 33, two sets of linear guides 34 and two sets of hot pressing assemblies 35, two sets of linear guides 34 are fixed on the control box 1 respectively and are arranged at 45 degrees on the left upper and left lower sides of positioning seat 2, one end of the linear guide 34 is adjacent to one corner of the positioning seat 2, two sets of the hot pressing assembly 35 are installed on the linear guide 34 through the slider 354, the cylinder 31 is fixed on the control box 1 and the power output end is connected with the connecting plate 32, for controlling the left and right movement of the connecting plate 32, the front and rear ends of the connecting plate 32 are respectively provided with 45 degree inclined inclined guide hole 321, two inclined guide holes 321 are respectively located above two sets of hot pressing assemblies 35, the inclined direction of the inclined guide hole 321 is opposite to the inclined direction of the linear guide 34, so that the direction of the inclined guide hole 321 and the linear guide 34 is perpendicular to each other, two guide pins 33 are installed on the hot pressing assembly 35 and the upper end extends into the corresponding inclined guide hole 321, the mobile phone back shell is placed in the positioning groove 21 of the positioning seat 2 for positioning, the left hot pressing device 3 and the right hot pressing device 4 are controlled to work synchronously, the cylinder 31 controls the connecting plate 32 to push to one side of the positioning seat 2, the connecting plate 32 synchronously drives two sets of hot pressing assemblies 35 to slide to one side of the positioning seat 2, the hot pressing assembly 35 enters from the hot pressing avoidance opening 22 position and abuts at one corner of the mobile phone back shell for hot pressing shaping, four sets of hot pressing assemblies 35 work synchronously to realize the hot pressing shaping of the four corner positions of the mobile phone back shell, the design can hot press the four corners of the mobile phone back shell at one time, and does not need to adjust the position many times, greatly improves the machining precision and machining efficiency.

[0016] It also includes two sets of protective cover 5, two sets of the protective cover 5 are fixed on the left and right sides above the control box 1, which plays a protective effect.

[0017] The left hot pressing device 3 further includes stroke limiting block 36, the stroke limiting block 36 is fixed on the control box 1 and located on the right side of the cylinder 31, which limits the stroke of the cylinder 31.

[0018] The hot-pressing assembly 35 comprises a heat-conducting block 351, a heating rod 352 and a hot-pressing plate 353; the heating rod 352 is installed in the heat-conducting block 351; the hot-pressing plate 353 is fixed above the heat-conducting block 351; the rear side of the hot-pressing plate 353 is provided with an arc-shaped hot-pressing part 3531; the sliding block 354 is fixed at the bottom of the heat-conducting block 351, and the arc-shaped hot-pressing part 3531 cooperates with the shape of the corner part of the mobile phone back cover to perform hot-pressing shaping processing.

[0019] The above description is not intended to limit the technical scope of the present application, and any modification, equivalent change and modification made to the above embodiments according to the technical essence of the present application still belong to the technical scope of the present application.

Claims

1. A mobile phone back cover quad corner hot press, characterized in that: The utility model relates to a left and right heat pressing device, including control box and the positioning seat, left heat pressing device and right heat pressing device installed on control box, positioning seat is fixed at the middle position above control box, be equipped with positioning groove on positioning seat, be equipped with heat pressing empty opening at four corner positions of positioning groove respectively, left heat pressing device and right heat pressing device are same in structure and symmetrically set up left and right sides of positioning seat, left heat pressing device includes a cylinder, a connecting plate, two guide pins, two groups of linear guide rails and two groups of heat pressing components, two groups of linear guide rails are fixed on control box respectively and are set up in the left upper side and left lower side of positioning seat and are inclined 45 degrees, one end of linear guide rail faces the corner adjacent to positioning seat, two groups of heat pressing components are installed on linear guide rail through slider respectively, cylinder is fixed on control box and is connected with connecting plate for controlling the left and right movement of connecting plate, the front and rear ends of connecting plate are equipped with 45 degrees inclined setting inclined guide hole respectively, two inclined guide holes are located above two groups of heat pressing components respectively, the inclined direction of inclined guide hole is opposite to the inclined direction of linear guide rail, makes the direction of inclined guide hole and linear guide rail perpendicular to each other, two guide pins are installed on heat pressing component respectively and the upper end is inserted into the corresponding inclined guide hole.

2. The four-corner heat press machine for a mobile phone rear cover according to claim 1, characterized in that: It also includes two groups of protective cover, two groups of protective cover are fixed on the left and right sides above control box.

3. The four-corner heat press machine for a mobile phone rear cover according to claim 1, characterized in that: The left heat pressing device also includes a stroke limiting block, which is fixed on the control box and located to the right of the cylinder.

4. The four-corner heat press for mobile phone rear case according to claim 1, characterized in that: The heat pressing component includes a heat conducting block, a heating rod, and a heat pressing plate. The heating rod is installed in the heat conducting block. The heat pressing plate is fixed above the heat conducting block. The rear side of the heat pressing plate is provided with an arc-shaped heat pressing part. The slider is fixed at the bottom of the heat conducting block.

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