CN220095853U - Gummed paper roll fixing device - Google Patents
Gummed paper roll fixing device Download PDFInfo
- Publication number
- CN220095853U CN220095853U CN202321514011.2U CN202321514011U CN220095853U CN 220095853 U CN220095853 U CN 220095853U CN 202321514011 U CN202321514011 U CN 202321514011U CN 220095853 U CN220095853 U CN 220095853U
- Authority
- CN
- China
- Prior art keywords
- sleeve
- handed nut
- nut
- paper roll
- gummed paper
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000002457 bidirectional effect Effects 0.000 claims abstract description 22
- 230000000630 rising effect Effects 0.000 claims description 2
- 238000007649 pad printing Methods 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000002390 adhesive tape Substances 0.000 description 14
- 239000000853 adhesive Substances 0.000 description 8
- 230000001070 adhesive effect Effects 0.000 description 8
- 229920001971 elastomer Polymers 0.000 description 7
- 230000002349 favourable effect Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
Landscapes
- Unwinding Webs (AREA)
Abstract
The utility model relates to the technical field of pad printing production, in particular to a fixing device of a gummed paper roll, which comprises a sleeve and a bidirectional screw rod, wherein two ends of the sleeve are closed, the bidirectional screw rod penetrates through the sleeve from the axial position of the sleeve and is in rotary connection with the sleeve, a left-handed nut and a right-handed nut are arranged on the bidirectional screw rod, a plurality of tensioning blocks encircling the bidirectional screw rod at intervals are arranged in the sleeve, two sections of chamfer surfaces which are symmetrical in center are arranged on the bottom surface of the plurality of tensioning blocks, the left-handed nut and the right-handed nut are respectively abutted with the two chamfer surfaces of the tensioning blocks, a plurality of grooves are formed in the sleeve, each groove is matched with one tensioning block and is used for the tensioning blocks to extend out of the sleeve, the bidirectional screw rod is rotated to drive the left-handed nut and the right-handed nut to approach or separate from the sleeve, so that the tensioning blocks extend out of the sleeve to tension a gummed paper roll or loosen and fix the gummed paper roll, and the gummed paper roll is not easy to influence the effect of the gummed paper roll unreeling or the gummed paper roll when the sleeve rotates.
Description
Technical Field
The utility model relates to the technical field of pad printing production, in particular to a gummed paper roll fixing device.
Background
The pad printing adopts a steel (or copper and thermoplastic plastic) intaglio plate, a curved pad printing head made of a silicone rubber material is utilized, printing ink on the intaglio plate is dipped on the surface of the pad printing head, then characters and patterns can be printed by pressing the surface of a required object, the pad printing head is required to be cleaned continuously in the pad printing process, the pad printing effect is reduced due to dirt of the pad printing head, gummed paper is required to be used for cleaning the pad printing head, the gummed paper is wound on the outer wall of a winding drum to form a gummed paper roll, the gummed paper roll is unreeled on a supporting surface, the pad printing head is pressed downwards to be stained on the gummed paper, and the stained film is recovered on the outer wall of another winding drum.
In the related art, the adhesive tape roll is sleeved on the outer wall of the rotating roller in an interference fit manner, and then the rotating roller is driven to rotate by the driving mechanism to drive the adhesive tape roll to unwind the adhesive tape or roll and recover the adhesive tape.
Disclosure of Invention
The utility model provides a gummed paper roll fixing device, which aims to solve the problem that gummed paper rolls are easy to slip when rotating through being fixed on a rotating roller in interference fit with the rotating roller.
The utility model provides a gummed paper rolls up fixing device, includes sleeve, two-way lead screw, sleeve both ends seal and set up, two-way lead screw run through the sleeve from sleeve axle center position and with the sleeve rotates to be connected, be provided with left-hand nut and right-hand nut on the two-way lead screw, rotate two-way lead screw drive left-hand nut with right-hand nut in approach or keep away from in the sleeve, be equipped with a plurality of intervals in the sleeve encircle in the tight piece that rises of two-way lead screw, a plurality of the bottom surface that rises the tight piece is provided with two sections and is central symmetry's chamfer, left-hand nut with right-hand nut respectively with two chamfer butt of tight piece that rises, a plurality of flutings have been seted up to the sleeve, every fluting adaptation is suitable for have one to rise tight piece and supply the tight piece that rises stretches out outside the sleeve.
Through adopting above-mentioned technical scheme, the sleeve is used for the suit adhesive tape roll, rotate two-way lead screw drive left-handed nut and right-handed nut and approach or keep away from in the sleeve, make left-handed nut and right-handed nut support respectively and press two chamfer realization of tensioning piece and pull a plurality of tensioning pieces along the fluting protruding sleeve external tension adhesive tape roll of stretching out with the adhesive tape roll fixed, or left-handed nut and right-handed nut return are convenient to retract a plurality of tensioning pieces to the sleeve and loosen the fixed to the adhesive tape roll, use the fixed adhesive tape roll of mode of tensioning to make the sleeve rotate and drive the adhesive tape roll and rotate the adhesive tape roll be difficult to skid, further, retract the tensioning piece and make the adhesive tape roll take off from the sleeve or with adhesive tape roll cover to sleeve comparatively convenient and laborsaving.
Preferably, the left-handed nut and the right-handed nut are provided with sliding grooves which are in sliding connection with the tensioning blocks, the bottoms of the sliding grooves formed by the left-handed nut and the right-handed nut are inclined surfaces with opposite inclination directions, respectively matched with and abutted to the two inclined surfaces of the tensioning blocks, and the number of the sliding grooves formed by the left-handed nut and the right-handed nut is a plurality of corresponding plurality of tensioning blocks.
Through adopting above-mentioned scheme, the area of contact of spout increase left-handed nut and right-handed nut and tight piece that rises for left-handed nut and right-handed nut are more stable to the support of tight piece that rises, and further, make left-handed nut and right-handed nut support and remove more smoothly when rising tight piece.
Preferably, the side strips are arranged on two opposite side walls of the tensioning blocks in a protruding mode, elastic pieces bent in an arc shape are arranged on the side strips, and the elastic pieces are abutted to the inner wall of the sleeve.
Through adopting above-mentioned technical scheme, the elastic sheet butt sleeve inner wall makes the tight piece that rises have the resilience, and when the nut of being convenient for left-handed and right-handed nut return, the tight piece that rises is automatic to be retracted comparatively convenient in the sleeve.
Preferably, the end part of the bidirectional screw rod outside the sleeve is provided with a knob which is convenient for rotating the bidirectional screw rod.
The bidirectional screw rod is rotated by the knob to save labor.
Preferably, a directional arrow is arranged on one surface of the knob away from the sleeve.
Through adopting above-mentioned technical scheme, the directional arrow is used for the sign to twist reverse the direction of knob and reduces the circumstances of the wrong circumstances of torsion when the staff twists reverse the knob, and the staff of being convenient for operates fast, is favorable to improving production efficiency.
Preferably, a connecting piece which is convenient for connecting an external rotation driving device is arranged at one end of the sleeve, which is far away from the knob.
Through adopting above-mentioned technical scheme, be favorable to telescopic installation fixed be convenient for drive sleeve rotation.
In summary, the present utility model includes at least one of the following beneficial technical effects:
1. the sleeve is used for sleeving the adhesive paper roll, the bidirectional screw rod is rotated to drive the left-handed nut and the right-handed nut to approach or keep away from each other in the sleeve, so that the left-handed nut and the right-handed nut respectively support against two inclined side surfaces of the tension blocks to realize that a plurality of tension blocks extend out of the sleeve along the grooves in a protruding mode, the adhesive paper roll is fixed by the tension blocks or the left-handed nut and the right-handed nut return to the sleeve conveniently, the tension blocks retract to the sleeve to loosen the fixation of the adhesive paper roll, the adhesive paper roll is fixed in a tension mode, so that the adhesive paper roll is not easy to slip when the sleeve rotates to drive the adhesive paper roll, and the tension blocks retract to enable the adhesive paper roll to be taken down from the sleeve or the adhesive paper roll is sleeved to the sleeve conveniently and laborsaving.
2. The sliding groove increases the contact area between the left-handed nut and the right-handed nut and the tensioning block, so that the left-handed nut and the right-handed nut can be pressed against the tensioning block more stably, and further, the left-handed nut and the right-handed nut can support the tensioning block and move more smoothly.
3. The elastic piece is abutted against the inner wall of the sleeve, so that the tensioning block has rebound resilience, and the tensioning block can automatically retract into the sleeve conveniently when the left-handed nut and the right-handed nut return.
Drawings
FIG. 1 shows a roll fixing device according to the present utility model.
Fig. 2 is a cross-sectional view of the front side of a roll fixing device of the present utility model.
FIG. 3 is a cross-sectional side view of a roll of gummed paper holding device in accordance with the present utility model.
Reference numerals: 1. a sleeve; 11. a tensioning block; 111. chamfering; 112. side strips; 113. an elastic sheet; 12. slotting; 13. a connecting piece; 2. a two-way screw rod; 21. a left-handed nut; 22. a right-handed nut; 23. a knob; 231. pointing to an arrow; 100. and a sliding groove.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1 and 2, a gummed paper roll fixing device comprises a sleeve 1 for sleeving a gummed paper roll and a bidirectional screw rod 2 with two opposite threads, wherein two ends of the sleeve 1 are arranged in a closed mode, and the bidirectional screw rod 2 penetrates through the sleeve 1 from the axis position of the sleeve 1 and is connected with the sleeve 1 in a rotating mode.
Referring to fig. 2 and 3, the bidirectional screw rod 2 is provided with a left-handed nut 21 and a right-handed nut 22, the left-handed nut 21 and the right-handed nut 22 are both positioned in the sleeve 1, a plurality of tensioning blocks 11 are arranged in the sleeve 1, the plurality of tensioning blocks 11 encircle the bidirectional screw rod 2, the sleeve 1 is provided with a plurality of slots 12, each slot 12 corresponds to one tensioning block 11, the slots 12 limit the tensioning blocks 11 and enable the tensioning blocks 11 to protrude out of the sleeve 1, the bottom surface of the tensioning blocks 11 is provided with two centrally symmetrical chamfer sections 111, the left-handed nut 21 and the right-handed nut 22 are both provided with sliding grooves 100 which are in sliding connection with the tensioning blocks 11, the two chamfer sections 111 of the tensioning blocks 11 are both inclined towards the middle part at both ends of the tensioning blocks 11, the bottom surface of the sliding groove 100 arranged by the left-handed nut 21 is an inclined surface which is in butt with one section of the chamfer section 111 of the tensioning blocks 11, the bottom surface of the sliding groove 100 arranged by the right-handed nut 22 is an inclined surface which is in butt with another section of the tensioning blocks 11, the number of sliding grooves 100 arranged by the left-handed nut 22 is an inclined surface which is in butt with the other section 111 of the tensioning blocks 11, the number of the sliding grooves 100 arranged by the left-handed nut 21 and the right-handed nut 22 is corresponding to the plurality of the tensioning blocks 11, the opposite side edges of the sliding pieces 113 are arranged at both sides of the top edges of the sleeve 112, and the top edges of the plurality of the corresponding tensioning blocks are provided with the opposite side edges 113 to the plurality of the elastic strips 112, and the top edges of the elastic strips 112 are arranged.
Referring to fig. 1, a bidirectional screw rod 2 is provided with a knob 23 for conveniently rotating the bidirectional screw rod 2 at one end outside the sleeve 1, a directional arrow 231 is provided at one surface of the knob 23 away from the sleeve 1, the knob 23 is twisted in the direction of the directional arrow 231 to rotate the bidirectional screw rod 2, the left-hand nut 21 and the right-hand nut 22 move in opposite directions, the left-hand nut 21 and the right-hand nut 22 are close to each other, the knob 23 is twisted in the direction of the directional arrow 231 to rotate the bidirectional screw rod 2, the movement directions of the left-hand nut 21 and the right-hand nut 22 are opposite, and the left-hand nut 21 and the right-hand nut 22 are far away from each other.
The end of the sleeve 1 remote from the knob 23 is provided with a connection 13 for connection with an external rotary drive.
The utility model relates to an adhesive tape roll fixing device, which is implemented according to the following principle: the external rotation driving device is connected with the connecting piece 13, the rubber paper roll is sleeved on the outer wall of the sleeve 1 in advance, the knob 23 is twisted along the direction pointed by the pointed arrow 231 to rotate the bidirectional screw rod 2, the bidirectional screw rod 2 is used for driving the left-handed nut 21 and the right-handed nut 22 to move in opposite directions, one section of the inclined bottom surface of the sliding groove 100 arranged by the left-handed nut 21 is pulled to move upwards, the other section of the inclined bottom surface of the sliding groove 100 arranged by the right-handed nut 22 is pulled to move upwards, the plurality of the tension blocks 11 are protruded out of the groove 12 and abut against the tension rubber paper roll, and the rubber paper roll is not easy to slip when the sleeve 1 is driven by the external rotation driving device to rotate to drive the rubber paper roll.
When the rubber paper roll is fed, the knob 23 is turned in the reverse direction pointing to the direction of the arrow 231, so that the bidirectional screw rod 2 is reversely rotated, the left screw nut and the right screw nut are reversely moved in opposite directions and are mutually far away, the elastic piece 113 rebounds to rebound the tensioning blocks 11 to the original position, the tensioning blocks 11 retract into the sleeve 1, and the fixation of the rubber paper roll is relaxed, so that the rubber paper roll is convenient to feed.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 (6)
1. The utility model provides a gummed paper rolls up fixing device which characterized in that: including sleeve (1), two-way lead screw (2), sleeve (1) both ends seal and set up, two-way lead screw (2) run through sleeve (1) and with sleeve (1) rotation is connected from sleeve (1) axle center position, be provided with left-hand nut (21) and right-hand nut (22) on two-way lead screw (2), rotate two-way lead screw (2) drive left-hand nut (21) with right-hand nut (22) in approach or keep away from in sleeve (1), be equipped with a plurality of intervals in sleeve (1) encircle in tight piece (11) that rises of two-way lead screw (2), a plurality of tight piece (11) that rise the bottom surface be provided with two sections and be central symmetry chamfer (111), left-hand nut (21) with right-hand nut (22) respectively with two chamfer (111) butt of tight piece (11) that rise, sleeve (1) have seted up a plurality of flutings (12), every fluting (12) are fit and have one tight piece that rises and stretch out tight piece (11) the outside of rising.
2. A roll fixing device according to claim 1, wherein: the left-handed nut (21) and the right-handed nut (22) are provided with sliding grooves (100) which are in sliding connection with the tensioning blocks (11), the bottoms of the sliding grooves (100) formed by the left-handed nut (21) and the right-handed nut (22) are respectively matched with and abutted to two chamfer surfaces (111) of the tensioning blocks (11) for inclined surfaces with opposite inclination directions, and the number of the sliding grooves (100) formed by the left-handed nut (21) and the right-handed nut (22) is a plurality of corresponding tensioning blocks (11).
3. A roll fixing device according to claim 1, wherein: the two opposite side walls of the tensioning blocks (11) are respectively provided with a side strip (112) in a protruding mode, the side strips (112) are provided with arc-shaped bent elastic pieces (113), and the elastic pieces (113) are abutted to the inner wall of the sleeve (1).
4. A roll fixing device according to claim 1, wherein: the end part of the bidirectional screw rod (2) outside the sleeve (1) is provided with a knob (23) which is convenient for rotating the bidirectional screw rod (2).
5. The gummed paper roll holding device as set forth in claim 4 wherein: one surface of the knob (23) far away from the sleeve (1) is provided with a directional arrow (231).
6. The gummed paper roll holding device as set forth in claim 5 wherein: one end of the sleeve (1) far away from the knob (23) is provided with a connecting piece (13) which is convenient for connecting an external rotation driving device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321514011.2U CN220095853U (en) | 2023-06-14 | 2023-06-14 | Gummed paper roll fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321514011.2U CN220095853U (en) | 2023-06-14 | 2023-06-14 | Gummed paper roll fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220095853U true CN220095853U (en) | 2023-11-28 |
Family
ID=88865309
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321514011.2U Active CN220095853U (en) | 2023-06-14 | 2023-06-14 | Gummed paper roll fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220095853U (en) |
-
2023
- 2023-06-14 CN CN202321514011.2U patent/CN220095853U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |