Automatic stamping device

Abstract

The present invention discloses an automatic stamping device, comprising a bottom mounting plate, a top mounting plate and two vertical support plates connected between the bottom mounting plate and the top mounting plate, wherein a stamp, an ink box, a stamp driving mechanism and an ink box driving mechanism are arranged in an internal space enclosed by the bottom mounting plate, the top mounting plate and the vertical support plates, the bottom mounting plate is provided with a stamp opening for the stamp to pass through, the stamp driving mechanism is used to drive the stamp to make a reciprocating movement through the stamp opening in a vertical direction, and the ink box driving mechanism is used to drive the ink box to make a reciprocating movement to open or close the stamp opening. The automatic stamping device has advantages not possessed by the prior art, such as high automation, high work efficiency, reduced labor intensity and labor cost, and good stamping consistency.

Description

Technical Field

[0001] The invention relates to a stamping device, in particular to an automatic stamping device. Background Art

[0002] Stamping is a job that is often encountered in daily business or official activities. In some occasions where a large number of stamps are required, a lot of manpower and material resources are needed to carry out this work. The efficiency of stamping is low, which not only brings a lot of high-intensity work to the staff, which is easy to cause muscle stiffness and fatigue, but also the staff is prone to problems such as reduced stamping quality or even stamping errors during the long-term stamping work. It has the defects of low work efficiency, high labor cost, and poor stamping consistency.

[0003] The above-mentioned defects severely restrict the further development and application of this field.

[0004] In view of this, the purpose of the present invention is to provide a new technical solution to solve the existing technical defects. Summary of the invention

[0005] In order to overcome the deficiencies of the prior art, the present invention provides an automatic stamping device, which solves the technical defects of the prior art such as low work efficiency, high labor intensity, poor stamping consistency, etc.

[0006] The technical solution adopted by the present invention to solve its technical problem is:

[0007] An automatic stamping device comprises a bottom mounting plate, a top mounting plate and two vertical supporting plates connected between the bottom mounting plate and the top mounting plate, wherein a seal, an ink pad box, a seal driving mechanism and an ink pad box driving mechanism are arranged in an internal space enclosed by the bottom mounting plate, the top mounting plate and the vertical supporting plates, the bottom mounting plate is provided with a seal opening for the seal to pass through, the seal driving mechanism is used to drive the seal to make a reciprocating movement through the seal opening in a vertical direction, and the ink pad box driving mechanism is used to drive the ink pad box to make a reciprocating movement to open or close the seal opening.

[0008] As an improvement of the above technical solution, the seal driving mechanism includes a first slider and a second slider respectively arranged on two vertical support plates, the first slider and the second slider can slide in the two vertical support plates respectively, an upper fixed plate is arranged between the first slider and the second slider, a first fixed plate is arranged on the inner side of the first slider, a second fixed plate is arranged on the inner side of the second slider, a first clamping plate and a second clamping plate are respectively arranged on the first fixed plate and the second fixed plate, the first clamping plate and the second clamping plate are clamped on both sides of the upper part of the seal in cooperation, and the upper fixed plate The fixed plate is used to fix the top of the seal. The seal fixing mechanism also includes a seal driving motor fixedly installed on the inner side of the vertical support plate and a seal driving rack fixedly installed between the upper fixed plate and the second fixed plate. The output end of the seal driving motor is provided with a seal driving gear, and the seal driving gear and the seal driving rack are meshed with each other. The seal driving motor can drive the upper fixed plate, the first fixed plate, the second fixed plate, the first slider and the second slider to move in the vertical direction through the seal driving gear and the seal driving rack, and further drive the seal to move in the vertical direction.

[0009] As a further improvement of the above technical solution, a first guide column fixing block and a second guide column fixing block are respectively arranged on the inner sides of the two vertical support plates, a first guide column is arranged between the first guide column fixing block and the top mounting plate, and a second guide column is arranged between the second guide column fixing block and the top mounting plate, the two ends of the upper fixing plate are respectively sleeved on the first guide column and the second guide column and can slide on the first guide column and the second guide column, a first compression spring and a second compression spring are respectively sleeved on the first guide column and the second guide column, the lower end of the first compression spring abuts on the first guide column fixing block, the upper end of the first compression spring abuts on the first fixing plate, the lower end of the second compression spring abuts on the second guide column fixing block, and the upper end of the second compression spring abuts on the second fixing plate.

[0010] As a further improvement of the above technical solution, a slider sliding groove is provided on the vertical support plate, and the first slider and the second slider are respectively installed in the slider sliding grooves of the two vertical support plates and can slide in the slider sliding grooves.

[0011] As a further improvement of the above technical solution, a seal pressing block is installed on the upper fixed plate, and the seal pressing block is installed on the upper fixed plate through an adjusting screw. The seal pressing block is pressed on the top of the seal, and the seal driving motor is installed on the inner side of the vertical support plate through a first motor mounting bracket. The output end of the seal driving motor is provided with a first transmission.

[0012] As a further improvement of the above technical solution, the first clamping plate and the second clamping plate both have an arc-shaped clamping portion for clamping on both sides of the seal, and the first clamping plate and the second clamping plate are both provided with U-shaped holes for adjusting their installation positions. The first clamping plate and the second clamping plate are respectively fixed to the first fixing plate and the second fixing plate by screws passing through their U-shaped holes.

[0013] As a further improvement of the above technical solution, the ink pad box driving mechanism includes an ink pad box driving motor fixed on the inner side of the vertical support plate and a bidirectional screw installed between two vertical support rods, the output end of the ink pad box driving motor is provided with an ink pad box driving gear, and the bidirectional screw is provided with an ink pad box driven gear meshing with the ink pad box driving gear, the bidirectional screw has a left-handed thread and a right-handed thread, and the left-handed thread area and the right-handed thread area of ​​the bidirectional screw are respectively installed with a left-handed screw nut and a right-handed screw nut, the ink pad box includes a left ink pad box and a right ink pad box for holding ink pad, the left ink pad box is connected to the left-handed screw nut, and the right ink pad box is connected to the right-handed screw nut, and the ink pad box driving motor can drive the left ink pad box and the right ink pad box to move along the axial direction of the bidirectional screw through the ink pad box driving gear, the ink pad box driven gear, the bidirectional screw, the left-handed screw nut and the right-handed screw nut.

[0014] As a further improvement of the above technical solution, an ink pad box guide column is also arranged between the two vertical support rods, and an ink pad box left sliding block and an ink pad box right sliding block which can slide on the ink pad box guide column are arranged on the ink pad box guide column, the left ink pad box is fixed between the left-handed screw nut and the left sliding block of the ink pad box, and the right ink pad box is fixed between the right-handed screw nut and the right sliding block of the ink pad box.

[0015] As a further improvement of the above technical solution, the two ends of the bidirectional screw are respectively mounted on two vertical support plates through screw mounting bearings, the ink pad box drive motor is mounted on the inner side of the vertical support plate through a second motor mounting bracket, and a second transmission is provided at the output end of the ink pad box drive motor.

[0016] As a further improvement of the above technical solution, it also includes a device shell and a shell anti-disassembly mechanism, the device shell is sleeved on the outside of the bottom mounting plate, the top mounting plate and the vertical support plate, the shell anti-disassembly mechanism includes an anti-disassembly baffle and a shell fixing plate, one end of the shell fixing plate is welded to the inner wall of the device shell, and the other end of the shell fixing plate is fixedly mounted on the outer side wall of the vertical support plate by a shell fixing screw, the anti-disassembly baffle is fixed to the outer side surface of the first slider or the second slider by a screw, and a screw mounting hole for installing or unscrewing the shell fixing screw is opened on the device shell, and when the stamping device stops working and resets, the anti-disassembly baffle blocks the passage between the screw mounting hole and the shell fixing screw.

[0017] The beneficial effects of the present invention are as follows: the present invention provides an automatic stamping device, which realizes automatic stamping by driving the stamp through a stamp driving mechanism, greatly improves the stamping efficiency, reduces the work intensity of the staff, helps to avoid muscle fatigue, and improves the consistency of stamping.

[0018] In short, this automatic stamping device solves the technical defects of the prior art, such as low work efficiency, high labor intensity, and poor stamping consistency. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The present invention is further described below in conjunction with the accompanying drawings and embodiments.

[0020] Figure 1 It is an assembly schematic diagram of the present invention;

[0021] Figure 2 It is a schematic assembly diagram of the present invention from another angle;

[0022] Figure 3 It is a structural split diagram of the present invention;

[0023] Figure 4 It is a schematic diagram of the assembly of the ink pad box driving mechanism of the present invention;

[0024] Figure 5 It is a schematic diagram of the structure of the present invention after the housing of the device is installed. DETAILED DESCRIPTION

[0025] The following will clearly and completely describe the concept, specific structure and technical effects of the present invention in combination with the embodiments and drawings, so as to fully understand the purpose, characteristics and effects of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, other embodiments obtained by technicians in this field without creative work are all within the scope of protection of the present invention. In addition, all the connection / connection relationships involved in the patent do not simply refer to the direct connection of components, but refer to the formation of a better connection structure by adding or reducing connection accessories according to the specific implementation situation. The various technical features in the invention can be combined interchangeably without conflicting with each other, refer to Figure 1-5 .

[0026] An automatic stamping device comprises a bottom mounting plate 11, a top mounting plate 12 and two vertical supporting plates 13 connected between the bottom mounting plate 11 and the top mounting plate 12; a stamp 4, an ink pad box, a stamp driving mechanism and an ink pad box driving mechanism are arranged in an internal space enclosed by the bottom mounting plate 11, the top mounting plate 12 and the vertical supporting plates 13; the bottom mounting plate 11 is provided with a stamp opening 111 for the stamp 4 to pass through; the stamp driving mechanism is used to drive the stamp 4 to make a reciprocating movement through the stamp opening 111 in the vertical direction; and the ink pad box driving mechanism is used to drive the ink pad box to make a reciprocating movement to open or close the stamp opening 111.

[0027] Preferably, the seal driving mechanism comprises a first slider 21 and a second slider 22 respectively arranged on two vertical support plates 13, the first slider 21 and the second slider 22 can slide in the two vertical support plates 13 respectively, an upper fixing plate 25 is arranged between the first slider 21 and the second slider 22, a first fixing plate 23 is arranged on the inner side of the first slider 21, a second fixing plate 24 is arranged on the inner side of the second slider 22, a first clamping plate 231 and a second clamping plate 241 are respectively arranged on the first fixing plate 23 and the second fixing plate 24, the first clamping plate 231 and the second clamping plate 241 are clamped on both sides of the upper part of the seal 4, the upper fixed plate 25 is used to fix the top of the seal 4, the seal fixing mechanism also includes a seal driving motor 26 fixedly installed on the inner side of the vertical support plate and a seal driving rack 27 fixedly installed between the upper fixed plate 25 and the second fixed plate 24, the output end of the seal driving motor 26 is provided with a seal driving gear 28, the seal driving gear 28 and the seal driving rack 27 are meshed with each other, the seal driving motor 26 can drive the upper fixed plate 25, the first fixed plate 23, the second fixed plate 24, the first slider 21 and the second slider 22 to move in the vertical direction through the seal driving gear 28 and the seal driving rack 27 and further drive the seal 4 to move in the vertical direction.

[0028] Preferably, a first guide post fixing block 31 and a second guide post fixing block 32 are respectively provided on the inner sides of the two vertical support plates 13, a first guide post 33 is provided between the first guide post fixing block 31 and the top mounting plate 12, and a second guide post 34 is provided between the second guide post fixing block 32 and the top mounting plate 12, two ends of the upper fixing plate 25 are respectively sleeved on the first guide post 33 and the second guide post 34 and can slide on the first guide post 33 and the second guide post 34, a first compression spring 35 and a second compression spring 36 are respectively sleeved on the first guide post 33 and the second guide post 34, the lower end of the first compression spring 35 abuts on the first guide post fixing block 31, the upper end of the first compression spring 35 abuts on the first fixing plate 23, the lower end of the second compression spring 36 abuts on the second guide post fixing block 32, and the upper end of the second compression spring 36 abuts on the second fixing plate 24.

[0029] Preferably, a slider sliding groove 131 is formed on the vertical support plate 13 , and the first slider 21 and the second slider 22 are respectively installed in the slider sliding grooves 131 of the two vertical support plates 13 and can slide in the slider sliding grooves 131 .

[0030] Preferably, a seal pressing block 251 is installed on the upper fixed plate 25, and the seal pressing block 251 is installed on the upper fixed plate 25 through an adjusting screw 252. The seal pressing block 251 is pressed on the top of the seal 4, and the seal driving motor 26 is installed on the inner side of the vertical support plate 13 through the first motor mounting bracket 261. The output end of the seal driving motor 26 is provided with a first transmission 29.

[0031] Preferably, the first clamping plate 231 and the second clamping plate 241 both have an arc-shaped clamping portion for clamping on both sides of the seal 4, and the first clamping plate 231 and the second clamping plate 241 are both provided with U-shaped holes 30 for adjusting their installation positions, and the first clamping plate 231 and the second clamping plate 241 are respectively fixed to the first fixing plate 23 and the second fixing plate 24 by screws passing through their U-shaped holes 30.

[0032] Preferably, the ink box driving mechanism includes an ink box driving motor 51 fixed to the inner side of the vertical support plate 13 and a bidirectional screw 52 installed between the two vertical support rods 13, the output end of the ink box driving motor 51 is provided with an ink box driving gear 53, the bidirectional screw 52 is provided with an ink box driven gear 54 meshing with the ink box driving gear 53, the bidirectional screw 52 has a left-handed thread and a right-handed thread, and the left-handed thread area and the right-handed thread area of ​​the bidirectional screw 52 are respectively installed with a left-handed screw nut 55 and a right-handed screw nut 56, the ink pad box includes a left ink pad box 61 and a right ink pad box 62 for containing ink pad, the left ink pad box 61 is connected to the left-hand screw nut 55, and the right ink pad box 62 is connected to the right-hand screw nut 56, and the ink pad box driving motor 51 can drive the left ink pad box 61 and the right ink pad box 62 to move along the axial direction of the bidirectional screw 52 through the ink pad box driving gear 53, the ink pad box driven gear 54, the bidirectional screw 52, ​​the left-hand screw nut 55 and the right-hand screw nut 56.

[0033] Preferably, an ink pad box guide column 57 is also arranged between the two vertical support rods 13, and an ink pad box left sliding block 58 and an ink pad box right sliding block 59 which can slide on the ink pad box guide column 57 are arranged on the ink pad box guide column 57, the left ink pad box 61 is fixed between the left-handed screw nut 55 and the left sliding block 58 of the ink pad box, and the right ink pad box 62 is fixed between the right-handed screw nut 56 and the right sliding block 59 of the ink pad box.

[0034] Preferably, both ends of the bidirectional screw 52 are respectively mounted on two vertical support plates 13 through screw mounting bearings 521, and the ink pad box driving motor 51 is mounted on the inner side of the vertical support plate 13 through a second motor mounting bracket 511, and a second transmission 512 is provided at the output end of the ink pad box driving motor 51.

[0035] Preferably, it also includes a device shell 7 and a shell anti-disassembly mechanism, the device shell 7 is mounted on the outside of the bottom mounting plate 11, the top mounting plate 12 and the vertical support plate 13, the shell anti-disassembly mechanism includes an anti-disassembly baffle 71 and a shell fixing plate 72, one end of the shell fixing plate 72 is welded to the inner wall of the device shell 7, and the other end of the shell fixing plate 72 is fixedly mounted on the outer wall of the vertical support plate 13 by a shell fixing screw, the anti-disassembly baffle 71 is fixed to the outer side of the first slider 21 or the second slider 22 by screws, and a screw mounting hole 70 for installing or unscrewing the shell fixing screw is opened on the device shell 7, and when the stamping device stops working and resets, the anti-disassembly baffle 71 blocks the channel between the screw mounting hole 70 and the shell fixing screw.

[0036] In the specific implementation of the present invention, after the automatic stamping device is working, the ink pad box driving motor 51 can drive the left ink pad box 61 and the right ink pad box 62 to move along the axial direction of the bidirectional screw 52 through the ink pad box driving gear 53, the ink pad box driven gear 54, the bidirectional screw 52, ​​the left-handed screw nut 55 and the right-handed screw nut 56. Specifically, the left ink pad box 61 moves to the left, the right ink pad box 62 moves to the right, and the seal opening 111 is opened. At this time, the seal driving motor 26 can drive the upper fixed plate 25, the first fixed plate 23, the second fixed plate 24, the first slider 21 and the second slider 22 to move in the vertical direction through the seal driving gear 28 and the seal driving rack 27 and further drive the seal 4 to move in the vertical direction. The seal 4 finally passes downward through the seal opening 111 and realizes the stamping action.

[0037] After the seal 4 completes the stamping action, the seal driving motor 26 rotates in reverse, and the seal 4 moves upward from the seal opening 111 and resets. When the seal 4 moves into the device, the ink box driving motor 51 rotates in reverse and drives the left ink box 61 and the right ink box 62 to move toward each other and finally close the seal opening 111.

[0038] When the ink of the seal 4 is used up, the ink box keeps closing the seal opening 11, and the seal driving motor 26 drives the seal 4 to move downward and press onto the ink box to add ink.

[0039] When the automatic stamping device stops working, the stamp driving motor 26 drives the stamp 4 to move upward and reset to a preset height. At the same time, the first slider 21, the second slider 22 and the anti-dismantling baffle 71 installed on the first slider 21 or the second slider 22 just cover the screw mounting holes 70 on the device housing 7. Outsiders cannot unscrew the housing fixing screws, and thus cannot remove the device housing 7, and the stamp 4 cannot be removed and replaced, thereby finally realizing the housing anti-dismantling function.

[0040] The above is a specific description of the preferred implementation of the present invention, but the invention is not limited to the embodiments. Those skilled in the art can make various equivalent modifications or substitutions without violating the spirit of the present invention. These equivalent modifications or substitutions are all included in the scope defined by the claims of this application.

Claims

1. An automatic stamping device, characterized in that: The invention comprises a bottom mounting plate (11), a top mounting plate (12) and two vertical support plates (13) connected between the bottom mounting plate (11) and the top mounting plate (12); a seal (4), an ink box, a seal driving mechanism and an ink box driving mechanism are arranged in an internal space enclosed by the bottom mounting plate (11), the top mounting plate (12) and the vertical support plates (13); the bottom mounting plate (11) is provided with a seal opening (111) for the seal (4) to pass through; the seal driving mechanism is used to drive the seal (4) to make a reciprocating movement in a vertical direction to pass through the seal opening (111); and the ink box driving mechanism is used to drive the ink box to make a reciprocating movement to open or close the seal opening (111); The seal driving mechanism comprises a first slider (21) and a second slider (22) respectively arranged on two vertical support plates (13); the first slider (21) and the second slider (22) can slide in the two vertical support plates (13) respectively; an upper fixing plate (25) is arranged between the first slider (21) and the second slider (22); a first fixing plate (23) is arranged on the inner side of the first slider (21); a second fixing plate (24) is arranged on the inner side of the second slider (22); a first clamping plate (231) and a second clamping plate (241) are respectively arranged on the first fixing plate (23) and the second fixing plate (24); the first clamping plate (231) and the second clamping plate (241) are clamped on both sides of the upper part of the seal (4) in cooperation; the upper fixing plate (25) is used to fix the top of the seal (4), the seal fixing mechanism also includes a seal driving motor (26) fixedly mounted on the inner side of the vertical support plate and a seal driving rack (27) fixedly mounted between the upper fixing plate (25) and the second fixing plate (24), the output end of the seal driving motor (26) is provided with a seal driving gear (28), the seal driving gear (28) and the seal driving rack (27) are meshed with each other, and the seal driving motor (26) can drive the upper fixing plate (25), the first fixing plate (23), the second fixing plate (24), the first sliding block (21) and the second sliding block (22) to move in the vertical direction through the seal driving gear (28) and the seal driving rack (27), and further drive the seal (4) to move in the vertical direction; The vertical support plate (13) is provided with a slider sliding groove (131), and the first slider (21) and the second slider (22) are respectively installed in the slider sliding grooves (131) of the two vertical support plates (13) and can slide in the slider sliding grooves (131); The device also comprises a device housing (7) and a housing anti-disassembly mechanism, wherein the device housing (7) is sleeved on the outside of the bottom mounting plate (11), the top mounting plate (12) and the vertical support plate (13), and the housing anti-disassembly mechanism comprises an anti-disassembly baffle (71) and a housing fixing plate (72), one end of the housing fixing plate (72) is welded to the inner wall of the device housing (7), and the other end of the housing fixing plate (72) is fixedly mounted on the outer wall of the vertical support plate (13) by means of housing fixing screws, the anti-disassembly baffle (71) is fixed to the outer side surface of the first slider (21) or the second slider (22) by means of screws, and a screw mounting hole (70) for mounting or unscrewing the housing fixing screw is provided on the device housing (7), and when the stamping device stops working and resets, the anti-disassembly baffle (71) blocks the passage between the screw mounting hole (70) and the housing fixing screw.

2. The automatic stamping device according to claim 1, characterized in that: A first guide post fixing block (31) and a second guide post fixing block (32) are respectively arranged on the inner sides of the two vertical support plates (13); a first guide post (33) is arranged between the first guide post fixing block (31) and the top mounting plate (12); a second guide post (34) is arranged between the second guide post fixing block (32) and the top mounting plate (12); and two ends of the upper fixing plate (25) are respectively sleeved on the first guide post (33) and the second guide post (34) and can be mounted on the first guide post (33) and the second guide post The first guide post (33) and the second guide post (34) are slidably mounted on the guide post, wherein a first compression spring (35) and a second compression spring (36) are respectively sleeved on the first guide post fixing block (31), and an upper end of the first compression spring (35) abuts against the first fixing plate (23), a lower end of the second compression spring (36) abuts against the second guide post fixing block (32), and an upper end of the second compression spring (36) abuts against the second fixing plate (24).

3. The automatic stamping device according to claim 1, characterized in that: A seal pressing block (251) is mounted on the upper fixing plate (25). The seal pressing block (251) is mounted on the upper fixing plate (25) via an adjusting screw (252). The seal pressing block (251) is pressed against the top of the seal (4). The seal driving motor (26) is mounted on the inner side of the vertical supporting plate (13) via a first motor mounting bracket (261). A first transmission (29) is provided at the output end of the seal driving motor (26).

4. The automatic stamping device according to claim 1, characterized in that: The first clamping plate (231) and the second clamping plate (241) both have arc-shaped clamping portions for clamping on both sides of the seal (4); the first clamping plate (231) and the second clamping plate (241) are both provided with U-shaped holes (30) for adjusting their installation positions; the first clamping plate (231) and the second clamping plate (241) are respectively fixed to the first fixing plate (23) and the second fixing plate (24) by screws passing through the U-shaped holes (30).

5. The automatic stamping device according to claim 1, characterized in that: The ink pad box driving mechanism comprises an ink pad box driving motor (51) fixed to the inner side of the vertical support plate (13) and a bidirectional lead screw (52) installed between the two vertical support plates (13); an ink pad box driving gear (53) is arranged at the output end of the ink pad box driving motor (51); an ink pad box driven gear (54) meshing with the ink pad box driving gear (53) is arranged on the bidirectional lead screw (52); the bidirectional lead screw (52) has a left-handed thread and a right-handed thread; and left-handed lead screw nuts (55) are respectively installed in the left-handed thread area and the right-handed thread area of ​​the bidirectional lead screw (52). and a right-handed screw nut (56), the ink pad box comprising a left ink pad box (61) and a right ink pad box (62) for containing ink pad, the left ink pad box (61) being connected to the left-handed screw nut (55), the right ink pad box (62) being connected to the right-handed screw nut (56), the ink pad box driving motor (51) being able to drive the left ink pad box (61) and the right ink pad box (62) to move along the axial direction of the bidirectional screw (52) via the ink pad box driving gear (53), the ink pad box driven gear (54), the bidirectional screw (52), the left-handed screw nut (55) and the right-handed screw nut (56).

6. The automatic stamping device according to claim 5, characterized in that: An ink pad box guide column (57) is also provided between the two vertical support plates (13); an ink pad box left sliding block (58) and an ink pad box right sliding block (59) which can slide on the ink pad box guide column (57) are provided on the ink pad box guide column (57); the left ink pad box (61) is fixed between the left-handed screw nut (55) and the left ink pad box sliding block (58); and the right ink pad box (62) is fixed between the right-handed screw nut (56) and the right ink pad box sliding block (59).

7. The automatic stamping device according to claim 5, characterized in that: The two ends of the bidirectional screw (52) are respectively mounted on two vertical support plates (13) via screw mounting bearings (521); the ink pad box drive motor (51) is mounted on the inner side of the vertical support plate (13) via a second motor mounting bracket (511); and a second transmission (512) is provided at the output end of the ink pad box drive motor (51).

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