CN215707772U - Full-automatic lock body surface labeling machine - Google Patents

Abstract

The utility model discloses a full-automatic lock body surface labeling machine which comprises a base (1), wherein a mounting frame (2) is fixed above the base (1), and a lock body feeding mechanism is arranged on one side of the mounting frame (2); the base (1) is connected with a sliding block (3) in a sliding manner, and a screw rod sliding block structure (4) for driving the sliding block (3) to slide is fixed on the base (1); a horizontal lock body positioning hole (5) is formed in the sliding block (3), and an opening on one side of the lock body positioning hole (5) faces the lock body feeding mechanism; and the lock body positioning mechanism, the trademark sheet feeding mechanism and the riveting mechanism are arranged on the mounting frame (2) side by side along the sliding direction of the sliding block (3). The utility model not only can be conveniently operated, but also has the advantage of lower labor intensity.

Description

Full-automatic lock body surface labeling machine

Technical Field

The utility model relates to a full-automatic lock body surface labeling machine, in particular to a full-automatic lock body surface labeling machine.

Background

The existing padlock can be marked with a trade mark on the surface in order to show the brand of the padlock; the commercial labels are made of metal and need to be fixed on the surface of the lock body in a riveting mode; the labeling operation of the existing commercial label needs manual picking and placing, alignment, riveting and blanking operations, and the whole operation is troublesome and the labor intensity is high. Therefore, the existing lock body surface labeling operation has the problems of troublesome operation and higher labor intensity.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a full-automatic lock body surface labeling machine. The utility model not only can be conveniently operated, but also has the advantage of lower labor intensity.

The technical scheme of the utility model is as follows: a full-automatic lock body surface labeling machine comprises a base, wherein a mounting frame is fixed above the base, and a lock body feeding mechanism is arranged on one side of the mounting frame; the base is connected with a sliding block in a sliding mode, and a screw rod sliding block structure for driving the sliding block to slide is fixed on the base; a horizontal lock body positioning hole is formed in the sliding block, and an opening on one side of the lock body positioning hole is arranged towards the lock body feeding mechanism; and a lock body positioning mechanism, a trademark sheet feeding mechanism and a riveting mechanism are arranged on the mounting frame side by side along the sliding direction of the sliding block.

In the aforementioned full-automatic lock body surface labeller, lock body feed mechanism is provided with the layer board including setting up the lock body conveyer belt in base one side between lock body conveyer belt and the mounting bracket, and one side of lock body conveyer belt is fixed with the cylinder that pushes away that sets up towards the layer board.

In the fully-automatic lock body surface labeling machine, a positioning plate is arranged above the middle position of the lock body conveying belt, a fixing frame is connected to the positioning plate, and a vertical lifting cylinder is arranged at a position, corresponding to the lower position of the lock body conveying belt, on the fixing frame; a lock beam positioning feeding block is fixed at a position, corresponding to one side of the lock body conveying belt, of the positioning plate, a gap with the thickness of the lock beam is formed between the lock beam positioning feeding block and the fixing frame, and a horizontal material pressing cylinder is arranged on one side of the gap in a matched mode; a pin feeding block is fixed above the positioning plate, an inclined pin feeding hole and a material pressing hole vertically penetrating through the positioning plate are formed in the pin feeding block, and the bottom end of the pin feeding hole is communicated with the material pressing hole; the material pressing hole is provided with a vertical pin pressing air cylinder, the pin feeding hole is provided with a material baffle plate, and the material baffle plate is connected with a material control air cylinder fixed on the pin feeding block.

In the aforementioned full-automatic lock body surface labeling machine, the lock body positioning mechanism includes a clamping cylinder fixed on the mounting frame, the clamping cylinder and the lock body feeding mechanism are respectively located at two sides of the mounting frame, and the clamping cylinder is arranged towards the lock body feeding mechanism; a positioning cylinder arranged downwards is fixed on the mounting rack, and a thimble positioning block is fixed at the bottom end of the positioning cylinder; the top of the sliding block is provided with a positioning hole corresponding to the position of the thimble positioning block, and the bottom of the sliding block is fixed with a material ejecting cylinder aligned with the positioning cylinder.

In the full-automatic lock body surface labeling machine, the trademark sheet feeding mechanism comprises a trademark feeding hole formed in the mounting frame, a trademark sheet storage groove vertically fixed on the mounting frame and a telescopic cylinder fixed on the mounting frame, wherein a vertically arranged feeding cylinder is fixed on the telescopic cylinder, and a sucking disc is fixed at the bottom end of the feeding cylinder; the telescopic cylinder can push the feeding cylinder to the upper part of the trademark sheet storage tank from the trademark feeding hole after being extended, and the sucker can enter the trademark sheet storage tank to suck one trademark sheet after the feeding cylinder is extended.

In the fully automatic lock body surface labeling machine, the following components: the riveting mechanism comprises a rivet feeding block fixed on the mounting frame, and the top end of the rivet feeding block is connected with a rivet feeding pipe; a horizontal slot is formed in the rivet feeding block, a push block is arranged in the slot in a sliding mode, a rivet feeding hole is formed in the position, corresponding to the rivet feeding pipe, of the push block, and the push block is connected with a reciprocating cylinder fixed on the mounting frame; the rivet feeding hole is formed in the mounting frame, the riveting air cylinder fixed on the mounting frame is arranged on the rivet feeding hole, and the riveting ejector rod is fixed at the position, corresponding to the rivet feeding hole, of the bottom end of the riveting air cylinder.

In the full-automatic lock body surface labeling machine, one side of the rivet feeding block is provided with the limiting push block, a limiting rod is fixed on the limiting push block, and a spring fixed between the rivet feeding block and the limiting push block is sleeved outside the limiting rod; the rivet feeding block is provided with a limiting hole which is horizontally communicated with the rivet feeding pipe, and the limiting hole is matched with the limiting rod; a push rod is fixed on the limiting push block, and the end part of the push rod penetrates through and protrudes out of the rivet feeding block; the reciprocating cylinder can synchronously push the push rod when pushing the push block to move.

In the full-automatic lock body surface labeling machine, a blanking cylinder is fixed at a position, corresponding to the riveting mechanism, on the mounting frame, and the pushing direction of the blanking cylinder is parallel to the lock body positioning hole.

Compared with the prior art, the base is provided with the screw rod sliding block structure, and the sliding block can be driven to slide among the lock body feeding mechanism, the lock body positioning mechanism, the trademark sheet feeding mechanism and the riveting mechanism through the screw rod sliding block structure; the lock body feed mechanism can send the lock body into the lock body locating hole in the slider, and lock body locating mechanism can fix a position the lock body in the lock body locating hole, and trade mark piece feed mechanism can put the trade mark piece in the specific position on lock body surface, and riveting mechanism can pass through the rivet with the trade mark piece riveting on the lock body surface, accomplishes the operation of lock body surface subsides mark automatically, and the operation is more convenient and need not the long-time repetitive work of staff, and intensity of labour is less. In addition, the lock body after direction selection is conveyed horizontally by the lock body conveying belt, and the lock body is conveyed into a lock body positioning hole in the sliding block by the material pushing cylinder; the lock body can be lifted upwards and tightly pressed and positioned on the positioning plate by the lifting cylinder, the lock beam is fed into the lock beam positioning upper material block after being selected, the lock beam at the lowest part downwards passes through the lock beam positioning upper material block and is positioned at a gap between the lock beam positioning upper material block and the horizontal supporting plate of the fixing frame, and the lock beam at the gap can be pressed into the lock body by the material pressing cylinder and is prevented from continuously falling, so that the one-by-one feeding operation of the lock beams can be realized; the material control cylinder can control the material baffle plate to enter and exit the pin feeding hole, and can realize one-by-one pin feeding operation; the pin enters the material pressing hole along the inclined pin feeding hole, and then the vertical pin pressing air cylinder can downwards press the pin into the lock body to realize the installation operation of the pin; the sliding block is fixed at a specific position in the lock body positioning hole through bidirectional pushing of the material pushing cylinder and the clamping cylinder, the thimble positioning block is pushed to enter the positioning hole through the positioning cylinder, and whether the positioning is successful is determined by detecting whether a thimble on the thimble positioning block can be inserted into a riveting hole on the lock body; after the positioning is finished, the lock body is upwards positioned and pressed in the lock body positioning hole through the material ejecting cylinder on the sliding block, the lock body is not easy to deviate when the sliding block slides, and the positioning effect is good; when the sliding block moves to the position of the trademark sheet feeding mechanism, the telescopic cylinder can drive the feeding cylinder to move between the trademark sheet storage groove and the trademark sheet feeding hole, and the feeding cylinder can drive the sucking disc to move up and down to realize the taking, placing and feeding operation of the trademark sheet; when the sliding block moves to the position of the riveting mechanism, the reciprocating cylinder can drive the pushing block to move back and forth in the slot of the rivet feeding block, when the rivet feeding hole in the pushing block is aligned with the rivet feeding pipe, a rivet in the rivet feeding pipe can fall into the rivet feeding hole, and rivet feeding is achieved; after the push block retracts, the riveting cylinder pushes the riveting ejector rod to move downwards, and the trademark sheet is riveted on the surface of the lock body through the compression rivet; when the reciprocating cylinder pushes the push block, the limit push block can be pushed through the push rod, so that the limiting rod is enabled to be outwards withdrawn from the limit hole by the compression spring, and the rivet in the rivet feeding pipe can fall under the action of gravity; when the reciprocating cylinder retreats, under the action of the spring, the limiting rod slides into the limiting hole to stop the rivet from falling from the rivet feeding pipe, so that the rivets are fed one by one along with the reciprocating action of the reciprocating cylinder; the position, corresponding to the riveting mechanism, of the mounting frame is fixedly provided with the blanking cylinder, after the riveting action is completed and the ejection cylinder is loosened, the blanking cylinder can stretch into the lock body positioning hole to push the lock body riveted with the trademark sheet out of the sliding block to complete blanking, and blanking operation is convenient. Therefore, the utility model not only can be conveniently operated, but also has the advantage of lower labor intensity.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the connection between the slider and the lead screw slider structure;

FIG. 3 is a schematic structural view of a lock body positioning structure;

FIG. 4 is a schematic view of the label sheet feeding mechanism;

FIG. 5 is a schematic view of the structure at the rivet cylinder location;

FIG. 6 is a schematic view of the structure of the rivet loading block and the push block;

FIG. 7 is a side view of a rivet trim piece;

FIG. 8 is a schematic structural view of a push block;

FIG. 9 is a schematic view of the structure at the location of the mount;

FIG. 10 is a schematic view of the structure of the slug on the pin.

The labels in the figures are: 1-base, 2-mounting rack, 3-slide, 4-screw slide structure, 5-lock positioning hole, 6-lock conveyer belt, 7-pallet, 8-material pushing cylinder, 9-clamping cylinder, 10-positioning cylinder, 11-thimble positioning block, 12-positioning hole, 13-material pushing cylinder, 14-trademark sheet storage tank, 15-telescopic cylinder, 16-material feeding cylinder, 17-sucking disc, 18-rivet material feeding block, 19-rivet material feeding pipe, 20-slot, 21-push block, 22-rivet material feeding hole, 23-reciprocating cylinder, 24-rivet material discharging hole, 25-riveting cylinder, 26-riveting ejector rod, 27-limiting push block, 28-limiting rod, 29-spring, 30-limiting hole, 31-push rod, 32-blanking cylinder, 33-positioning plate, 34-fixing frame, 35-lifting cylinder, 36-lock beam positioning feeding block, 37-pressing cylinder, 38-pin feeding block, 39-pin feeding hole, 40-pressing hole, 41-pin pressing cylinder, 42-striker plate and 43-material control cylinder.

Detailed Description

The utility model is further illustrated by the following figures and examples, which are not to be construed as limiting the utility model.

Examples are given. A full-automatic lock body surface labeling machine is shown in figures 1 to 10 and comprises a base 1, wherein a mounting frame 2 is fixed above the base 1, and a lock body feeding mechanism is arranged on one side of the mounting frame 2; the base 1 is connected with a sliding block 3 in a sliding manner, and a screw rod sliding block structure 4 for driving the sliding block 3 to slide is fixed on the base 1; a horizontal lock body positioning hole 5 is formed in the sliding block 3, and an opening on one side of the lock body positioning hole 5 is arranged towards the lock body feeding mechanism; and a lock body positioning mechanism, a trademark sheet feeding mechanism and a riveting mechanism are arranged on the mounting frame 2 side by side along the sliding direction of the sliding block 3.

The lock body feeding mechanism comprises a lock body conveying belt 6 arranged on one side of the base 1, a supporting plate 7 is arranged between the lock body conveying belt 6 and the mounting frame 2, and a material pushing cylinder 8 arranged towards the supporting plate 7 is fixed on one side of the lock body conveying belt 6; a positioning plate 33 is arranged above the middle position of the lock body conveying belt 6, a fixing frame 34 is connected to the positioning plate 33, and a vertical lifting cylinder 35 is arranged on the fixing frame 34 at a position corresponding to the lower position of the lock body conveying belt 6; a lock beam positioning feeding block 36 is fixed at a position of the positioning plate 33 corresponding to one side of the lock body conveying belt 6, a lock beam thickness gap is formed between the lock beam positioning feeding block 36 and the fixing frame 34, and a horizontal material pressing cylinder 37 is arranged at one side of the gap in a matched mode; a pin feeding block 38 is fixed above the positioning plate 33, an inclined pin feeding hole 39 and a material pressing hole 40 vertically penetrating through the positioning plate 33 are formed in the pin feeding block 38, and the bottom end of the pin feeding hole 39 is communicated with the material pressing hole 40; a vertical pin pressing cylinder 41 is arranged on the material pressing hole 40, a material baffle plate 42 is arranged on the pin feeding hole 39, and a material control cylinder 43 fixed on the pin feeding block 38 is connected to the material baffle plate 42; the lock body positioning mechanism comprises a clamping cylinder 9 fixed on the mounting frame 2, the clamping cylinder 9 and the lock body feeding mechanism are respectively positioned on two sides of the mounting frame 2, and the clamping cylinder 9 is arranged towards the lock body feeding mechanism; a positioning cylinder 10 arranged downwards is fixed on the mounting rack 2, and a thimble positioning block 11 is fixed at the bottom end of the positioning cylinder 10; a positioning hole 12 is formed in the position, corresponding to the thimble positioning block 11, of the top end of the sliding block 3, and a jacking cylinder 13 aligned with the positioning cylinder 10 is fixed at the bottom end of the sliding block 3; the trademark sheet feeding mechanism comprises a trademark feeding hole formed in the mounting frame 2, a trademark sheet storage tank 14 vertically fixed on the mounting frame 2 and a telescopic cylinder 15 fixed on the mounting frame 2, a vertically arranged feeding cylinder 16 is fixed on the telescopic cylinder 15, and a sucking disc 17 is fixed at the bottom end of the feeding cylinder 16; the telescopic cylinder 15 can push the feeding cylinder 16 to the upper part of the trademark sheet storage tank 14 from the trademark feeding hole after being extended, and the sucking disc 17 can enter the trademark sheet storage tank 14 to suck a trademark sheet after the feeding cylinder 16 is extended; the riveting mechanism comprises a rivet feeding block 18 fixed on the mounting frame 2, and the top end of the rivet feeding block 18 is connected with a rivet feeding pipe 19; a horizontal slot 20 is formed in the rivet feeding block 18, a push block 21 is arranged in the slot 20 in a sliding manner, a rivet feeding hole 22 is formed in the position, corresponding to the rivet feeding pipe 19, of the push block 21, and a reciprocating cylinder 23 fixed on the mounting frame 2 is connected to the push block 21; a rivet discharging hole 24 is formed in the mounting frame 2, a riveting cylinder 25 fixed on the mounting frame 2 is arranged on the rivet discharging hole 24, and a riveting ejector rod 26 is fixed at the position, corresponding to the rivet discharging hole 24, of the bottom end of the riveting cylinder 25; a limiting push block 27 is arranged on one side of the rivet feeding block 18, a limiting rod 28 is fixed on the limiting push block 27, and a spring 29 fixed between the rivet feeding block 18 and the limiting push block 27 is sleeved outside the limiting rod 28; the rivet feeding block 18 is provided with a limiting hole 30 horizontally communicated with the rivet feeding pipe 19, and the limiting hole 30 is matched with the limiting rod 28; a push rod 31 is fixed on the limit push block 27, and the end part of the push rod 31 penetrates through and protrudes out of the rivet feeding block 18; the reciprocating cylinder 23 can synchronously push the push rod 31 when pushing the push block 21 to move; a blanking cylinder 32 is fixed at the position, corresponding to the riveting mechanism, on the mounting frame 2, and the pushing direction of the blanking cylinder 32 is parallel to the lock body positioning hole 5.

The working principle is as follows: the lock body is placed on the lock body conveying belt 6 according to a specific direction for conveying, when the lock body is conveyed to the position of the fixed frame 34, the lock body conveying belt 6 stops conveying, and then the lock body is lifted upwards and is pressed and positioned on the bottom surface of the positioning plate 33 through the lifting air cylinder 35; the lock beam is fed into the lock beam feeding hole in the lock beam positioning feeding block 36 after being selected, the lock beam passes through the lock beam feeding hole downwards and is positioned at a gap between the lock beam positioning feeding block 36 and the horizontal supporting plate of the fixed frame 34, the material pressing cylinder 37 can press the lock beam at the gap into the lock body and block the subsequent lock beam from continuously falling, and the one-by-one feeding operation of the lock beam can be realized along with the back-and-forth stretching of the material pressing cylinder 37; the material control cylinder 43 can control the material baffle plate 42 to enter and exit the pin feeding hole 39, so that the pins can be fed one by one; the pin can be forced under its own weight along the inclined pin feed hole 39 into the communicating swage hole 40 and subsequently a vertical pin press cylinder 41 secured above the pin feed block 38 can force the pin down through the retainer plate 33 into the lock to effect the pin installation operation.

When the lock body is conveyed to the position of the material pushing cylinder 8, the lock body can be sensed by a position sensor, then, a screw rod sliding block structure 4 on the base 1 drives a sliding block 3 to move to a position where a lock body positioning hole 5 is aligned with the material pushing cylinder 8, at the moment, the material pushing cylinder 8 sends the lock body into the lock body positioning hole 5 through a supporting plate 7, meanwhile, a clamping cylinder 9 on the mounting frame 2 extends synchronously, and the lock body is positioned at a specific position in the lock body positioning hole 5 under the mutual clamping action of the clamping cylinder 9 and the material pushing cylinder 8; subsequently, the positioning cylinder 10 on the mounting rack 2 moves the thimble positioning block 11 downwards, and whether the positioning is successful is determined by detecting whether the thimble on the thimble positioning block 11 can be inserted into the riveting hole on the lock body; after the positioning is finished, the lock body is upwards positioned and compressed in the lock body positioning hole 5 through the material ejecting air cylinder 13 on the sliding block 3, the lock body is not easy to deviate when the sliding block 3 slides, and the positioning effect is good.

Lead screw slider structure 4 on base 1 drives slider 3 and removes when the trade mark piece feed mechanism position department, telescopic cylinder 15 drives material loading cylinder 16 and removes to trade mark piece stock chest 14 position department, afterwards, material loading cylinder 16 can drive sucking disc 17 and restore to the throne after absorbing a slice trade mark piece in stretching into trade mark piece stock chest 14 downwards, telescopic cylinder 15 drives material loading cylinder 16 and removes to trade mark material loading hole department, then, material loading cylinder 16 is 17 the gassing of sucking disc 17 after stretching into trade mark material loading hole with sucking disc 17 and is put the trade mark piece on the lock body in slider 3, material loading cylinder 16 resets at last, accomplish trade mark piece material loading.

The screw rod sliding block structure 4 on the base 1 drives the sliding block 3 to move to the position of the riveting mechanism, the reciprocating cylinder 23 pushes the pushing block 21, so that the pushing block 21 slides in the slot 20 of the rivet feeding block 18, the rivet feeding hole 22 on the pushing block 21 is moved to be aligned with the rivet discharging hole 24, rivets in the rivet feeding pipe 19 fall into the rivet discharging hole 24, and rivet feeding is achieved; when the reciprocating cylinder 23 pushes the push block 21, the reciprocating cylinder 23 can synchronously push the limit push block 27 through the push rod 31, so that the compression spring 29 enables the limit rod 28 to withdraw from the limit hole 30 outwards, and at the moment, the rivets in the rivet feeding pipe 19 can fall under the action of gravity; when the reciprocating cylinder retracts, the limiting rod 28 slides into the limiting hole 30 to prevent the rivet from falling from the rivet feeding pipe 19 under the action of the spring 29, and the previously falling rivet falls into the rivet feeding hole 22 on the push block 21 under the action of gravity, so that the reciprocating action of the reciprocating cylinder 23 can feed the rivets one by one; after the reciprocating cylinder 23 drives the push block 21 to retract, the riveting cylinder 25 pushes the riveting ejector rod 26 to move downwards, and the trademark sheet is riveted on the surface of the lock body through the compression rivet.

After the riveting action is finished and the material ejecting cylinder 13 is loosened, then, the blanking cylinder 32 on the mounting frame 2 extends into the lock body positioning hole 5 to push the lock body riveted with the trademark sheet out of the sliding block 3, and the lock body can finish blanking along the blanking guide rail.

Claims (8)

1. The utility model provides a full-automatic lock body surface labeller which characterized in that: the lock comprises a base (1), wherein an installation frame (2) is fixed above the base (1), and a lock body feeding mechanism is arranged on one side of the installation frame (2); the base (1) is connected with a sliding block (3) in a sliding manner, and a screw rod sliding block structure (4) for driving the sliding block (3) to slide is fixed on the base (1); a horizontal lock body positioning hole (5) is formed in the sliding block (3), and an opening on one side of the lock body positioning hole (5) faces the lock body feeding mechanism; and the lock body positioning mechanism, the trademark sheet feeding mechanism and the riveting mechanism are arranged on the mounting frame (2) side by side along the sliding direction of the sliding block (3).

2. The full-automatic lock body surface labeling machine according to claim 1, characterized in that: the lock body feeding mechanism comprises a lock body conveying belt (6) arranged on one side of the base (1), a supporting plate (7) is arranged between the lock body conveying belt (6) and the mounting frame (2), and a material pushing cylinder (8) arranged towards the supporting plate (7) is fixed on one side of the lock body conveying belt (6).

3. The full-automatic lock body surface labeling machine according to claim 2, characterized in that: a positioning plate (33) is arranged above the middle position of the lock body conveying belt (6), a fixing frame (34) is connected to the positioning plate (33), and a vertical lifting cylinder (35) is arranged on the fixing frame (34) at a position corresponding to the lower position of the lock body conveying belt (6); a lock beam positioning feeding block (36) is fixed at the position, corresponding to one side of the lock body conveying belt (6), of the positioning plate (33), a gap with the thickness of the lock beam is formed between the lock beam positioning feeding block (36) and the fixing frame (34), and a horizontal material pressing cylinder (37) is arranged on one side of the gap in a matched mode; a pin feeding block (38) is fixed above the positioning plate (33), an inclined pin feeding hole (39) and a material pressing hole (40) vertically penetrating through the positioning plate (33) are formed in the pin feeding block (38), and the bottom end of the pin feeding hole (39) is communicated with the material pressing hole (40); a vertical pin pressing cylinder (41) is arranged on the material pressing hole (40), a material baffle plate (42) is arranged on the pin feeding hole (39), and a material control cylinder (43) fixed on the pin feeding block (38) is connected to the material baffle plate (42).

4. The full-automatic lock body surface labeling machine according to claim 1, characterized in that: the lock body positioning mechanism comprises a clamping cylinder (9) fixed on the mounting frame (2), the clamping cylinder (9) and the lock body feeding mechanism are respectively positioned on two sides of the mounting frame (2), and the clamping cylinder (9) is arranged towards the lock body feeding mechanism; a positioning cylinder (10) arranged downwards is fixed on the mounting rack (2), and a thimble positioning block (11) is fixed at the bottom end of the positioning cylinder (10); the top of the sliding block (3) is provided with a positioning hole (12) corresponding to the thimble positioning block (11), and the bottom of the sliding block (3) is fixed with a material ejecting cylinder (13) aligned with the positioning cylinder (10).

5. The full-automatic lock body surface labeling machine according to claim 1, characterized in that: the trademark sheet feeding mechanism comprises a trademark feeding hole formed in the mounting frame (2), a trademark sheet storage tank (14) vertically fixed on the mounting frame (2) and a telescopic cylinder (15) fixed on the mounting frame (2), a vertically arranged feeding cylinder (16) is fixed on the telescopic cylinder (15), and a sucker (17) is fixed at the bottom end of the feeding cylinder (16); the telescopic cylinder (15) can push the feeding cylinder (16) to the upper side of the trademark sheet storage groove (14) from the trademark feeding hole after being extended, and the sucking disc (17) can enter the trademark sheet storage groove (14) to suck one trademark sheet after the feeding cylinder (16) is extended.

6. The full-automatic lock body surface labeling machine according to claim 1, characterized in that: the riveting mechanism comprises a rivet feeding block (18) fixed on the mounting frame (2), and the top end of the rivet feeding block (18) is connected with a rivet feeding pipe (19); a horizontal slot (20) is formed in the rivet feeding block (18), a push block (21) is arranged in the slot (20) in a sliding mode, a rivet feeding hole (22) is formed in the position, corresponding to the rivet feeding pipe (19), of the push block (21), and a reciprocating cylinder (23) fixed on the mounting frame (2) is connected to the push block (21); the rivet installation structure is characterized in that a rivet blanking hole (24) is formed in the installation frame (2), a riveting cylinder (25) fixed to the installation frame (2) is arranged on the rivet blanking hole (24), and a riveting ejector rod (26) is fixed to the position, corresponding to the rivet blanking hole (24), of the bottom end of the riveting cylinder (25).

7. The full-automatic lock body surface labeling machine according to claim 6, wherein: a limiting push block (27) is arranged on one side of the rivet feeding block (18), a limiting rod (28) is fixed on the limiting push block (27), and a spring (29) fixed between the rivet feeding block (18) and the limiting push block (27) is sleeved outside the limiting rod (28); a limiting hole (30) horizontally communicated with the rivet feeding pipe (19) is formed in the rivet feeding block (18), and the limiting hole (30) is matched with the limiting rod (28); a push rod (31) is fixed on the limiting push block (27), and the end part of the push rod (31) penetrates through and protrudes out of the rivet feeding block (18); the reciprocating cylinder (23) can synchronously push the push rod (31) when pushing the push block (21) to move.

8. The full-automatic lock body surface labeling machine according to claim 1, characterized in that: the position corresponding to the riveting mechanism on the mounting frame (2) is fixed with a blanking cylinder (32), and the pushing direction of the blanking cylinder (32) is parallel to the lock body positioning hole (5).

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