CN212893024U - Heat-transfer die carries pair roller guide structure - Google Patents

Abstract

The utility model relates to a pair roller guide structure is carried to heat-transfer die, when solving heat-transfer die preparation pair roller and carrying, the roller, complex operation's problem need be lifted up to heat-transfer die initiating terminal centre gripping. This structure includes the frame, is equipped with the transport pair roller in the frame, carries the upper roll and the lower roll that the pair roller includes centre gripping heat-transfer die from top to bottom, its characterized in that: the outer portion of the front side of the upper roller is sleeved with a semi-cylindrical upper guide shell, the outer portion of the front side of the lower roller is sleeved with a lower guide shell with a small semi-cylindrical, a guide seam is reserved between the upper guide shell and the lower guide shell, and the guide seam is flush with a boundary of the upper roller and the lower roller. The utility model discloses go up the direction shell and lead the shell down and can form outer protection to last roller and lower roll, can form the guide effect moreover, can directly send into the tip of heat-transfer die from the direction seam and carry between last roller and the lower roll, the initiating terminal of heat-transfer die need not to open last roller, has improved production efficiency.

Description

Heat-transfer die carries pair roller guide structure

Technical Field

The utility model belongs to heat-transfer die field relates to a production facility of heat-transfer die, in particular to pair roller guide structure is carried to heat-transfer die.

Background

The thermal transfer printing is a printing process of printing a pattern on a temperature-resistant film in advance and transferring a delicate pattern on the film to a product by heating and pressurizing, and the printing mode of the process comprises two parts of printing and thermal transfer printing processing of the thermal transfer printing film. The heat transfer film is a medium material of a heat transfer process. The heat transfer film generally comprises four layers, namely a base layer, a release layer, a printing layer and an adhesive layer.

In the production process of the thermal transfer film, the printing ink of the printing layer needs to form a pattern for thermal transfer printing, and the multilayer structure needs to be compounded. In the production process of the heat transfer film, a plurality of conveying rollers are required to be arranged along the conveying direction for unreeling, printing, compounding, cutting, reeling and the like. In the process of conveying the heat transfer film, a single roller winding device is generally adopted for carrying in a steering way, the single roller winding device is used for unpowered conveying, and some conveying devices also adopt a roller clamp to carry the heat transfer film, and the roller clamp conveying device can generate clamping force and can be used for printing ink and power conveying. For the conveying structure adopting the double-roller clamp, the clamping operation of the starting end of the heat transfer film generally needs to lift the upper roller, the starting end of the heat transfer film is put in, the upper roller is pressed down for clamping, and then the conveying can be carried out, so that the operation is troublesome.

Disclosure of Invention

The utility model aims to solve heat-transfer die preparation roller when carrying, the roller needs to be lifted up to heat-transfer die initiating terminal centre gripping, complex operation's problem provides a heat-transfer die carries roller guide structure, adopts the direction shell to lead heat-transfer die tip in roller input one side, sends into the initiating terminal of heat-transfer die fast and carries between the roller.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a heat-transfer die carries pair roller guide structure, includes the frame, is equipped with in the frame and carries the pair roller, carries the pair roller including upper roller and the lower roll of centre gripping heat-transfer die from top to bottom, its characterized in that: the outer portion of the front side of the upper roller is sleeved with a semi-cylindrical upper guide shell, the outer portion of the front side of the lower roller is sleeved with a lower guide shell with a small semi-cylindrical, a guide seam is reserved between the upper guide shell and the lower guide shell, and the guide seam is flush with a boundary of the upper roller and the lower roller. In this structure, go up the direction shell and lead the shell down and can form outer protection to last roller and lower roll, for the direction seam that aligns with last lower roll interface between last direction shell and the lower direction shell moreover, utilize the arc casing of direction shell and lower direction shell, form the guide effect, can directly send into the tip of heat-transfer die from the direction seam and carry between last roller and the lower roll, the initiating terminal of heat-transfer die need not to open last roller, has improved production efficiency.

Preferably, the main body of the lower guide shell and the lower roller are coaxially sleeved, and the upper end of the lower guide shell close to the guide slit converges inwards to be horizontally extended backwards; the main part of going up the direction shell is established with last roller coaxial cover, goes up the direction shell and leans on the lower extreme of direction seam to converge to the inboard and upwards the arc perk. The upper end of the lower guide shell is horizontally lifted, and the lower end of the upper guide shell is rolled to avoid scratching the heat transfer film.

Preferably, the radian of the upper guide shell exceeds 180 degrees, the upper end of the upper guide shell extends to the front side of the vertical plane of the central axis of the upper roller, the radian of the lower guide shell exceeds 180 degrees, and the lower end of the lower guide shell extends to the front side of the vertical plane of the central axis of the lower roller. The upper guide shell covers the upper side and the front side of the upper roller, and the lower guide shell covers the lower side and the front side of the lower roller, so that the heat transfer film is prevented from being damaged by being attached to the upper side of the upper roller or the lower side of the lower roller when being fed.

Preferably, the upper end of the upper guide shell is provided with an inward bead, and the lower end of the lower guide shell is provided with an inward bead.

Preferably, both ends of the lower roller are mounted on the frame through lower bearing blocks.

Preferably, two ends of the upper roll are arranged on the frame through a swing arm frame capable of swinging upwards, and a swing shaft of the swing arm is arranged on the frame at the rear side of the upper roll.

The utility model discloses go up the direction shell and lead the shell down and can form outer protection to last roller and lower roll, can form the guide effect moreover, can directly send into the tip of heat-transfer die from the direction seam and carry between last roller and the lower roll, the initiating terminal of heat-transfer die need not to open last roller, has improved production efficiency.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of the utility model at a in fig. 1.

In the figure: 1. the device comprises a rack, 2, a lower roller, 3, an upper roller, 4, a swing arm, 5, an upper guide shell, 6, a lower guide shell, 7, a lower bearing seat, 8, a heat transfer film, 9 and a guide seam.

Detailed Description

The present invention will be further described with reference to the following specific embodiments and accompanying drawings.

Example (b): a heat transfer film conveying pair roller guide structure, as shown in fig. 1 and 2. The structure comprises a rack 1, wherein a conveying double-roller is arranged on the rack 1, and the conveying double-roller comprises an upper roller 3 and a lower roller 2 which vertically clamp a heat transfer film 8. The outside cover of the front side of going up roller 3 and upside is equipped with the last guide shell 5 of semicircle cartridge type, and the outside cover in lower roll 2 front side is equipped with the little lower guide shell 6 of semicircle cartridge, leaves direction seam 9 between last guide shell and the lower guide shell, direction seam and the boundary line parallel and level of going up the roller lower roll. The structure of the guide seam is as shown in fig. 2, the main body of the lower guide shell 6 and the lower roller 2 are coaxially sleeved, and the upper end of the lower guide shell close to the guide seam converges inwards to be horizontally extended backwards; the main part of going up direction shell 5 establishes with last roller 3 coaxial cover, goes up the direction shell and leans on the lower extreme of direction seam to converge to the inboard and upwards the arc perk. The upper end of the upper guide shell is provided with an inward curled edge, and the lower end of the lower guide shell is provided with an inward curled edge. The radian of going up the direction shell exceeds 180 degrees, goes up the direction shell upper end and extends to the vertical planar front side in last roller axis, and the radian of direction shell is more than 180 degrees down, and the direction shell lower extreme extends to the vertical planar front side in lower roll axis down, goes up the upside and the front side formation of direction shell to last roller and covers, and the direction shell is down to the downside and the front side formation of lower roll and cover, pastes to last roller upside or lower roll downside when avoiding the heat-transfer die to send into and causes the damage.

The two ends of the lower roller 2 are erected on the frame 1 through lower bearing blocks. Two ends of the upper roller 3 are erected on the frame through a swinging arm 4 capable of swinging upwards, and a swinging shaft of the swinging arm is arranged on the frame 1 at the rear side of the upper roller.

Go up the arc casing of direction shell and lower direction shell, form the guide effect, can directly send into the tip of heat-transfer die to go up roller and lower roller direction seam from the direction seam and carry, the initiating terminal of heat-transfer die need not to open last roller, has improved production efficiency.

Claims (6)

1. The utility model provides a heat-transfer die carries pair roller guide structure, includes the frame, is equipped with in the frame and carries the pair roller, carries the pair roller including upper roller and the lower roll of centre gripping heat-transfer die from top to bottom, its characterized in that: the outer portion of the front side of the upper roller is sleeved with a semi-cylindrical upper guide shell, the outer portion of the front side of the lower roller is sleeved with a lower guide shell with a small semi-cylindrical, a guide seam is reserved between the upper guide shell and the lower guide shell, and the guide seam is flush with a boundary of the upper roller and the lower roller.

2. The pair roller guide structure for transporting a thermal transfer film according to claim 1, wherein: the main body of the lower guide shell and the lower roller are coaxially sleeved, and the upper end of the lower guide shell close to the guide seam converges inwards to be horizontal and extends backwards; the main part of going up the direction shell is established with last roller coaxial cover, goes up the direction shell and leans on the lower extreme of direction seam to converge to the inboard and upwards the arc perk.

3. The pair roller guide structure for transporting a thermal transfer film according to claim 1, wherein: the radian of the upper guide shell exceeds 180 degrees, the upper end of the upper guide shell extends to the front side of the vertical plane of the central axis of the upper roller, the radian of the lower guide shell exceeds 180 degrees, and the lower end of the lower guide shell extends to the front side of the vertical plane of the central axis of the lower roller.

4. The guide structure for the transfer roller of thermal transfer film according to claim 1, 2 or 3, wherein: the upper end of the upper guide shell is provided with an inward curled edge, and the lower end of the lower guide shell is provided with an inward curled edge.

5. The guide structure for the transfer roller of thermal transfer film according to claim 1, 2 or 3, wherein: and two ends of the lower roller are erected on the frame through a lower bearing seat.

6. The guide structure for the transfer roller of thermal transfer film according to claim 1, 2 or 3, wherein: two ends of the upper roller are arranged on the rack through a swing arm frame capable of swinging upwards, and a swing shaft of the swing arm is arranged on the rack at the rear side of the upper roller.

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