CN213618339U - Embossing machine - Google Patents

Abstract

The utility model discloses an embossing machine, which comprises a frame, go up the drive roller, lower drive roller and knurling drive arrangement, it is provided with the arch that is used for extruding the decorative pattern on the sticky tape to go up the drive roller surface, the both ends of going up the drive roller are all rotated and are set up in the frame and rotate in the frame by the knurling drive arrangement drive of installing in the frame, the rotation of going up the drive roller is used for extruding the decorative pattern on the sticky tape and carry the sticky tape forward, the below that the drive roller is located down to lower drive roller is used for supporting the sticky tape from the below, the both ends of lower drive roller constitute the vertical migration pair with the frame, it is provided with a lift drive arrangement respectively to lie in lower drive roller both ends department in the frame, two lift drive arrangements are used for adjusting the distance between drive roller and. The lower driving roller is arranged below, the distance between the lower driving roller and the upper driving roller is adjusted through the up-and-down sliding of the lower driving roller below, and the moving precision of the lower driving roller is better controlled because the up-and-down moving roller is positioned below.

Description

Embossing machine

Technical Field

The utility model relates to an embossing machine belongs to sticky tape and makes technical field.

Background

The medical adhesive tape is a commonly used medical product, in order to ensure the air permeability and the tearability of the adhesive tape, in the manufacture of the adhesive tape, the embossing treatment of the adhesive tape is an extremely important step, the embossing of the adhesive tape is carried out on an embossing machine, the structure of the embossing machine comprises a frame and an upper driving roller and a lower driving roller, wherein, the upper driving roller is an embossing roller, the surface of the embossing roller is provided with a bulge for embossing patterns on the surface of the adhesive tape, the upper driving roller and the lower driving roller synchronously and reversely rotate, the embossing roller embosses the patterns on the upper surface of the adhesive tape while conveying the adhesive tape forwards, the position of the lower driving roller of the existing embossing machine is not adjustable, the upper driving roller can vertically slide on the frame, the distance between the upper driving roller and the lower driving roller is adjusted through the vertical movement of the upper driving roller, thereby the adhesive tape requirements of different thicknesses are met, the embossing machine in, the quality of tape manufacture needs to be further improved.

In the embossing machine in the prior art, in order to enable the two driving rollers to rotate in opposite directions, the upper driving roller and the lower driving roller are respectively driven by different motors, the structure is complex, the manufacturing cost is relatively high, and the synchronous control of the rotation of the upper driving roller and the rotation of the lower driving roller is relatively difficult.

Disclosure of Invention

The utility model aims at providing an embossing machine solves among the prior art embossing machine and sends the poor technical defect of sticky tape knurling quality because distance control accuracy is low between last drive roller and the lower drive roller.

In order to solve the above problems, the utility model adopts the following technical proposal: the coining mill, its characterized in that: the automatic embossing machine comprises a frame, go up the drive roller, lower drive roller and knurling drive arrangement, it is provided with the arch that is used for extruding the decorative pattern on the sticky tape to go up the drive roller surface, the both ends of going up the drive roller all rotate and set up in the frame and rotate in the frame by the knurling drive arrangement drive of installing in the frame, the rotation of going up the drive roller is used for extruding the decorative pattern on the sticky tape and carry the sticky tape forward, the below that the lower drive roller is located the drive roller is used for supporting the sticky tape from the below, the both ends of lower drive roller constitute vertical migration pair with the frame, it respectively is provided with a lift drive arrangement to lie in lower drive roller both ends department in the frame, two lift drive arrangements are used for adjusting the distance between drive roller. The utility model provides an adjustment about lower drive roller, because lower drive roller is located the below of drive roller, its accuracy control who reciprocates is good to improve the knurling effect of sticky tape, improve the knurling quality of sticky tape.

As the utility model discloses a further improvement, the drive roller rotates under the knurling drive arrangement still drives simultaneously to go up the drive roller and equal with lower drive roller pivoted speed, turn to on the contrary. The utility model provides an upper drive roller and the synchronous antiport of lower drive roller carry forward when more being favorable to the sticky tape knurling.

As the utility model discloses a further improvement, the both ends of lower drive roller respectively are provided with a lower slider, and lower drive roller is the relative lower slider rotation, and lower slider slides and sets up in the frame, and two lift drive arrangement drive two lower sliders respectively and go up and down in step in the frame, and lower drive roller reciprocates along with the lift of lower slider. The utility model discloses a slider slides from top to bottom in the frame under the lift drive, realizes the adjustment of drive roll position down, because two lower slider synchronous lifting of two lift drive, ensures that the drive roller is in the horizontality all the time down, and everywhere distance between lower drive roller and last drive roller equals.

As a further improvement, the two sides of the lower slider are respectively provided with a sliding groove running through the upper and lower parts of the frame, two guide rails are installed along the vertical direction detachable on the frame, and the two guide rails are respectively matched with the sliding grooves on the two sides of the lower slider to make the lower slider slide vertically along the guide rails. The utility model provides a guide rail is spacing to the slip direction of lower slider, ensures that the lower slider slides on the vertical direction, the utility model provides a guide rail has two, and is spacing to the lower slider from the both sides of lower slider, improves the utility model discloses the stability of structure.

As the utility model discloses a further improvement, lift drive is the drive actuating cylinder, and the cylinder body detachable who drives actuating cylinder installs in the frame, and the vertical upwards setting of piston rod that drives actuating cylinder is flexible perpendicularly, and the free end that drives actuating cylinder piston rod is connected with the bottom of lower slider, drives the extension of actuating cylinder piston rod or shrink drive lower slider upwards or the lapse. The utility model discloses by the extension that drives actuating cylinder piston rod and shrink drive lower slider upwards or the lapse, drive actuating cylinder simple to operate, simplify on the whole the utility model discloses a structure.

As a further improvement of the utility model, still including the tight device that expands, upward be provided with first sprocket on the drive roller, be provided with the second sprocket down on the drive roller, be provided with drive sprocket on knurling drive arrangement's the output shaft, the tight device that expands is including the tight sprocket that expands, tight frame and spring expand, the tight frame that expands rotates to be installed in the frame, the tight sprocket that expands rotates to install the one end at the tight frame that expands, spring coupling expands the other end and the frame of tight frame, drive sprocket, first sprocket, around being equipped with the chain on second sprocket and the tight sprocket that expands, knurling drive arrangement passes through chain drive sprocket, first sprocket, second sprocket and the tight sprocket rotation that expands, the tight frame that expands rotates along with the reciprocating pulling chain of drive roller down, the spring is in the extension state all the time, and extend or shrink along with the rotation of the tight frame that expands. The utility model discloses set up the tight device that expands, because the spring among the tight device that expands is in the extension state all the time, its pulling tight frame that expands all the time makes the chain be in the tensioning state all the time, and the chain is not hard up when preventing down the drive roller and reciprocates and skids, ensures going on of sticky tape knurling continuously.

As the utility model discloses a further improvement, the tight frame that expands includes that first tight unit of the frame and the tight unit of second that expands, first tight unit of the frame that expands and the tight unit of second that expands are an angle setting, are provided with the tight supporting seat that expands in the frame, and the junction that first tight unit of the frame and the tight unit of second that expands and the tight supporting seat that expands rotate to be connected. The utility model discloses set up the tight supporting seat that expands, the installation of the tight frame of convenient expanding.

As a further improvement of the utility model, it has the through-hole that runs through its both sides to open on the slider down, opens at the both ends of through-hole and respectively is equipped with the recess coaxial with the through-hole, is provided with the bearing in the recess, and lower drive roller passes the through-hole and cooperatees with the inner circle of bearing, and the both sides detachable of slider is provided with the clamping ring down for fix the bearing in the recess. The utility model discloses well back shaft adopts the bearing to be connected with the lower slider, the rotation of back shaft and lower slider of being convenient for.

As a further improvement of the utility model, the top of lower slider is provided with more than one spacing bolt for adjustable minimum distance between drive roller and lower drive roller in the adjustment. The utility model discloses set up spacing bolt, can be according to the thickness of the sticky tape that will emboss, the height of the spacing bolt of appropriate adjustment makes lower slider upwards slide to drive roller and last drive roller distance minimum down when, and sticky tape thickness can not diminish because of the extrusion, ensures the quality of sticky tape.

As a further improvement, the utility model also comprises a conveying roller, the two ends of the conveying roller are arranged on the frame in a rotating way and are used for supporting the adhesive tape during embossing. The utility model discloses set up the transfer roller, treat the sticky tape that the knurling was handled and provide the support, the quality of further improvement sticky tape knurling.

To sum up, the beneficial effects of the utility model are that: the utility model provides a lower drive roller sets up in the below, through the distance between lower drive roller and the last drive roller of the upper and lower sliding adjustment of the lower drive roller of below, because the roller that reciprocates is located the below, it removes accuracy control better, the utility model discloses the sticky tape thickness of knurling is even, and the quality is better.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic diagram reflecting the internal driving structure of the present invention.

Fig. 3 is a partially enlarged view at B in fig. 2.

Fig. 4 is a schematic view reflecting the installation of the lower driving roller in the present invention.

Fig. 5 is a partially enlarged view of a portion a in fig. 4.

Wherein: 1. a frame; 101. a left vertical plate; 102. a right vertical plate; 103. a fixed block; 104. pressing a plate; 105. a connecting seat; 106. a connecting rod; 107 connecting the beams; 108. a left box body; 109. a right box body; 2. an upper drive roller; 3. a lower drive roller; 4. an embossing drive device; 5. a lift drive; 6. a lower slide block; 7. a guide rail; 8. a first sprocket; 9. a second sprocket; 10. expanding and tightening the chain wheel; 11. a spring; 12. a chain; 13. a first expansion bracket unit; 14. a second expansion bracket unit; 15. expanding the supporting seat; 16. a bearing; 17. pressing a ring; 18. a limit bolt; 19. a conveying roller; 20. an upper slide block; 21. a drive sprocket; 22. a drive motor; 23. and a speed reducer.

Detailed Description

The following description will further describe embodiments of the present invention with reference to the accompanying drawings.

The embossing machine shown in fig. 1 to 5 comprises a machine frame 1, an upper driving roller 2, a lower driving roller 3 and an embossing driving device 4, wherein protrusions for pressing patterns on an adhesive tape are arranged on the surface of the upper driving roller 2, two ends of the upper driving roller 2 are rotatably arranged on the machine frame 1, the upper driving roller 2 is positioned above the lower driving roller 3, the lower driving roller 3 and the machine frame 1 form a vertical moving pair, lifting driving devices 5 are arranged at two ends of the lower driving roller 3 on the machine frame 1, the lifting driving devices 5 drive the lower driving roller 3 to vertically move for adjusting the distance between the upper driving roller 2 and the lower driving roller 3, and the embossing driving device 4 drives the upper driving roller 2 to rotate. The utility model provides a frame 1 is including the left riser 101 that the symmetry set up, the tie-beam 107 of connecting left riser 101 and right riser 102 more than two, right riser 102 and two, the utility model provides a tie-beam 107 quantity is three, wherein the upper portion of left riser 101 and right riser 102 is connected to two tie-beams 107, the lower part of left riser 101 and right riser 102 is connected respectively at the both ends of another tie-beam 107, it has the mounting groove that runs through wide left riser 101 left and right sides to open downwards from the top on left riser 101, wherein the mounting groove includes installation element and lower installation element, the width of going up the installation element is greater than the width of installation element down, two fixed block 103 around the top welding of installation element has down, lift drive 5 detachable install on fixed block 103, the top of left riser 101 adopts bolt detachable to install clamp plate 104.

The utility model discloses in knurling drive arrangement 4 drive roller 3 rotates under still the simultaneous drive, the utility model provides an upper drive roller 2 equals with the diameter of lower drive roller 3 to upper drive roller 2 equals with 3 slew velocity of lower drive roller, turns to on the contrary.

The utility model discloses realize that drive roller 3 is down with 1 sliding connection's of frame concrete structure is: respectively be provided with a lower slider 6 at the both ends of lower drive roller 3, lower drive roller 3 rotates lower slider 6 relatively, and lower slider 6 slides and sets up in frame 1, the utility model discloses respectively set up a lift drive 5 on left riser 101 and right riser 102, two lift drive 5 drive two lower sliders 6 respectively and go up and down in step on left riser 101 and right riser 102. The utility model discloses a sliding tray (not shown in the figure) that runs through its top and bottom has respectively been seted up to both sides of slider 6 down, and two guide rails 7 are installed along vertical direction detachable in frame 1, and two guide rails 7 cooperate with two sliding trays respectively, the utility model provides a guide rail 7 adopts bolt detachable to install at last installation unit in opposite directions on the surface, and guide rail 7's bottom meets with fixed block 103.

The utility model provides a 5 preferred adoption of lift drive device drive actuating cylinder, the cylinder body that drives actuating cylinder adopts bolt detachable to install on frame 1 fixed block 103, and the vertical setting of piston rod that drives actuating cylinder is flexible perpendicularly, and the free end that drives actuating cylinder piston rod is connected with lower slider 6's bottom, and extension or the shrink drive that drives actuating cylinder piston rod are down slider 6 upwards or the lapse to the lower drive roller 3 of drive installation on lower slider 6 reciprocates, the utility model provides a drive actuating cylinder quantity be two, and every lower slider 6 is driven actuating cylinder drive by one, and two piston rod synchronous extensions or synchronous contractions that drive actuating cylinder to two drive actuating cylinder, make progress or the lapse in step under two lower slider 6 of drive, ensure that lower drive roller 3 is in the horizontality.

The utility model discloses realize that drive roller 2 and lower drive roller 3 pivoted concrete structure are in the drive of knurling drive arrangement 4: the utility model is provided with an expansion device, a first chain wheel 8 is arranged at the left end of an upper driving roller 2, a second chain wheel 9 is arranged at the left end of a lower driving roller 3, a driving chain wheel 21 is arranged at the output shaft of an embossing driving device 4, the expansion device comprises an expansion chain wheel 10, an expansion frame and a spring 11, the expansion frame is rotatably arranged on a frame 1, the expansion chain wheel 10 is rotatably arranged at one end of the expansion frame, the spring 11 is connected with the other end of the expansion frame and the frame 1, the driving chain wheel 21, the first chain wheel 8, the second chain wheel 9 and the expansion chain wheel 10 are wound with a chain 12, the embossing driving device 4 drives the driving chain wheel 21, the first chain wheel 8, the second chain wheel 9 and the expansion chain wheel 10 to rotate through the chain 12, the embossing driving device 4 in the utility model comprises a driving motor 22 and a speed reducer 23, the speed reducer 23 is arranged on the frame 1, the driving motor 22 is arranged at the top, and the output shaft of driving motor 22 is connected with the input shaft of speed reducer 23, and driving sprocket 21 installs on the output shaft of speed reducer 23, and the tight frame that expands reciprocates and rotates along with lower drive roller 3, the utility model provides a spring 11 is in the extension state all the time to extend or contract along with the rotation of the tight frame that expands, the shrink of spring 11 is the shrink on tensile basis, when lower drive roller 3 upwards or moved arbitrary position downwards, spring 11 all was tensile state promptly. The utility model discloses well tight frame that expands includes that first tight frame unit 13 and the second expand tight frame unit 14, and first tight frame unit 13 that expands is the angle setting with the tight frame unit 14 that expands of second, the utility model discloses preferred first tight frame unit 13 that expands and the tight 14 integrated into one piece of frame unit with the second to both mutually perpendicular, wholly be L shape, adopt many bolt detachable to be provided with the tight supporting seat 15 that expands on the left riser 101 of frame 1, the tight supporting seat 15 that expands includes mounting panel and axis of rotation, the mounting panel adopts bolt detachable to install on left riser 101, the one end welded fastening of axis of rotation is on the mounting panel, the utility model discloses the tight frame unit 13 that expands with the second is connected with the tight supporting seat 15's of rotation axis rotation with the tight junction that expands of frame unit 14. The utility model discloses keep away from the one end that the second expands tight unit 14 at first tight unit 13 that expands and be provided with the shaft, expand tight sprocket 10 and rotate and set up at the epaxial wheel, the one end hook of spring 11 is held at the one end that the first tight unit 13 that expands was kept away from to the tight unit 14 that expands of second, the utility model discloses lower part welded fastening at left riser 101 has connecting seat 105, and welded fastening has connecting rod 106 on connecting seat 105, and spring 11 keeps away from the one end hook that the second expanded tight unit 14 on connecting rod 106.

The utility model discloses the concrete structure that well lower drive roller 3 and lower slider 6 are connected is: the lower slider 6 is provided with a through hole penetrating through two sides of the lower slider, the diameter of the through hole is slightly larger than the driving diameter of the end part of the lower driving roller 3, two ends of the through hole are respectively provided with an annular groove which is coaxial with the through hole, a bearing 16 is arranged in the groove, the outer ring of the bearing 16 is matched with the groove, the lower driving roller 3 penetrates through the through hole and is matched with the inner ring of the bearing 16, and two sides of the lower slider 6 are detachably provided with press rings 17 by adopting a plurality of bolts for fixing the bearing 16 in the groove.

The utility model provides an upper drive roller 2's both ends respectively are provided with an upper sliding block 20, and upper sliding block 20's structure is the same with lower sliding block 6's structure to cooperate with guide rail 7, upper drive roller 2 is connected the relative rotation that realizes with frame 1 through the rotation with upper sliding block 20, the utility model discloses well upper drive roller 2 rotates the structure of being connected with upper sliding block 20 and is the same with lower drive roller 3 and lower sliding block 6's rotation connection structure, specifically can refer to aforementioned connection of lower drive roller 3, the utility model discloses give unnecessary details, the utility model provides an upper sliding block 20's top adopts bolt detachable to install on clamp plate 104, and when using, upper sliding block 20 is fixed in the position on frame 1 not, avoids making the distance relative change between upper drive roller 2 and lower drive roller 3 because upper sliding block 20.

The utility model discloses be provided with more than one spacing bolt 18 at slider 6's top down for adjustable minimum distance between drive roller 2 and lower drive roller 3 in the adjustment, the utility model discloses preferably 6 tops at every lower slider be provided with two rather than screw-thread fit's spacing bolt 18, before the use, adjust spacing bolt 18's position, when making spacing bolt 18's top support the lower surface of slider 20, the minimum distance that upper drive roller 2 and lower drive roller 3's distance can be adjusted for both, when driving actuating cylinder drive lower slider 6 upwards slide to spacing bolt 18 support slider 20, lower drive roller 3 can not continue upwards to slide again.

In order to provide the support to the sticky tape when using, the utility model discloses be provided with transfer roller 19, transfer roller 19's both ends are rotated and are set up on frame 1's left riser 101 and right riser 102 for support the sticky tape when knurling, the utility model discloses when using, the sticky tape conveys via transfer roller 19 to through last drive roller 2 and between lower drive roller 3, carry forward by last drive roller 2 and lower drive roller 3, and by last drive roller 2 at the sticky tape upper surface knurling. In order to improve the security of using, the utility model discloses both ends are provided with left box 108 and right box 109 respectively about frame 1, and knurling drive arrangement 4 sets up in left box 108, the utility model provides an go up drive roller 2 and lower drive roller 3 and be the warming mill, its right-hand member is located right box 109 and is used for connecting the heat conduction oil stove, the utility model provides an go up drive roller 2 and the structure of lower drive roller 3 itself and be prior art, its structure of being connected with the heat conduction stain stove also is prior art, the utility model discloses do not give detailed description, the utility model provides a right side is provided with air compressor (not shown in the figure) in the box for provide compressed gas to lift drive arrangement 5.

Before the utility model is used, according to the thickness of the adhesive tape to be embossed, the distance between the upper driving roller 2 and the lower driving roller 3 is adjusted through the extension or the contraction of the piston rod of the lifting driving device 5, so that the distance between the upper driving roller 2 and the lower driving roller 3 is suitable for extruding patterns on the adhesive tape, and as the position of the second chain wheel 9 in the vertical direction changes, the chain 12 is loosened or tensioned, when the chain 12 is loosened, the spring 11 contracts to pull the expansion chain wheel 10 to rotate towards the direction far away from the second chain wheel 9, so as to tighten the chain 12; when the chain 12 is tightened, the chain 12 pulls the tightening sprocket 10 to rotate towards the direction close to the second sprocket 9, at the moment, the tightening bracket rotates, the pulling spring 11 extends, and the chain 12 is ensured to be at a proper tightening degree.

Parts which are not specifically described in the above description are prior art or can be realized by the prior art. The specific embodiments of the present invention are merely preferred embodiments of the present invention, and are not intended to limit the scope of the present invention. All equivalent changes and modifications made according to the contents of the claims of the present invention should be regarded as the technical scope of the present invention.

Claims (10)

1. The coining mill, its characterized in that: comprises a frame (1), an upper driving roller (2), a lower driving roller (3) and an embossing driving device (4), wherein the surface of the upper driving roller (2) is provided with a bulge for extruding patterns on an adhesive tape, the two ends of the upper driving roller (2) are rotatably arranged on the frame (1) and are driven by the embossing driving device (4) arranged on the frame (1) to rotate on the frame (1), the upper driving roller (2) rotates to extrude the patterns on the adhesive tape and convey the adhesive tape forwards, the lower driving roller (3) is positioned below the upper driving roller (2) and is used for supporting the adhesive tape from below, the two ends of the lower driving roller (3) and the frame (1) form a vertical moving pair, the two ends of the frame (1) positioned on the lower driving roller (3) are respectively provided with a lifting driving device (5), the two lifting driving devices (5) drive the lower driving rollers (3) to synchronously and vertically move from two ends so as to adjust the distance between the upper driving rollers (2) and the lower driving rollers (3).

2. The embossing machine according to claim 1, characterized in that: the embossing driving device (4) also drives the lower driving roller (3) to rotate simultaneously, and the upper driving roller (2) and the lower driving roller (3) rotate at the same speed and in opposite directions.

3. The embossing machine according to claim 2, characterized in that: two ends of the lower driving roller (3) are respectively provided with a lower sliding block (6), the lower driving roller (3) rotates relative to the lower sliding blocks (6), the lower sliding blocks (6) are arranged on the rack (1) in a sliding mode, the two lifting driving devices (5) respectively drive the two lower sliding blocks (6) to synchronously lift on the rack (1), and the lower driving roller (3) moves up and down along with the lifting of the lower sliding blocks (6).

4. The embossing machine according to claim 3, characterized in that: the two sides of the lower sliding block (6) are respectively provided with a sliding groove penetrating through the upper part and the lower part of the lower sliding block, the rack (1) is detachably provided with two guide rails (7) along the vertical direction, and the two guide rails (7) are respectively matched with the sliding grooves on the two sides of the lower sliding block (6) to enable the lower sliding block (6) to vertically slide along the guide rails (7).

5. The embossing machine according to claim 3, characterized in that: the lifting driving device (5) is a driving cylinder, a cylinder body of the driving cylinder is detachably mounted on the rack (1), a piston rod of the driving cylinder is vertically upwards arranged and vertically extends, the free end of the piston rod of the driving cylinder is connected with the bottom end of the lower sliding block (6), and the extension or contraction of the piston rod of the driving cylinder drives the lower sliding block (6) to upwards or downwards slide.

6. The embossing machine according to claim 3, characterized in that: the embossing device comprises an upper driving roller (2), a lower driving roller (3), a first chain wheel (8), a second chain wheel (9), a driving chain wheel (21), a spring (11), an expanding frame and a chain (12), wherein the upper driving roller (2) is provided with the first chain wheel (8), the lower driving roller (3) is provided with the second chain wheel (9), the output shaft of the embossing driving device (4) is provided with the driving chain wheel (21), the expanding frame comprises the expanding chain wheel (10), the expanding frame and the spring (11), the expanding frame is rotatably arranged on a rack (1), the expanding chain wheel (10) is rotatably arranged at one end of the expanding frame, the spring (11) is connected with the other end of the expanding frame and the rack (1), the driving chain wheel (21), the first chain wheel (8), the second chain wheel (9) and the expanding chain wheel (10) are wound with the chain (12), the embossing driving device (4) drives the driving chain wheel (21), the first chain wheel (8), the second chain wheel (, the spring (11) is always in an extension state and extends or contracts along with the rotation of the expansion bracket.

7. The embossing machine according to claim 6, characterized in that: the expansion frame comprises a first expansion frame unit (13) and a second expansion frame unit (14), the first expansion frame unit (13) and the second expansion frame unit (14) are arranged at an angle, an expansion support seat (15) is arranged on the rack (1), and the joint of the first expansion frame unit (13) and the second expansion frame unit (14) is rotatably connected with the expansion support seat (15).

8. The embossing machine according to any one of claims 3 to 7, characterized in that: the lower sliding block (6) is provided with a through hole penetrating through two sides of the lower sliding block, two ends of the through hole are provided with grooves coaxial with the through hole, a bearing (16) is arranged in each groove, the lower driving roller (3) penetrates through the through hole and is matched with an inner ring of the bearing (16), and two sides of the lower sliding block (6) are detachably provided with press rings (17) for fixing the bearing (16) in the grooves.

9. The embossing machine according to claim 8, characterized in that: the top of the lower sliding block (6) is provided with more than one limiting bolt (18) for adjusting the adjustable minimum distance between the upper driving roller (2) and the lower driving roller (3).

10. The embossing machine according to any one of claims 1 to 7, characterized in that: the embossing machine further comprises a conveying roller (19), wherein two ends of the conveying roller (19) are rotatably arranged on the rack (1) and used for supporting the adhesive tape during embossing.

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