CN219666132U

CN219666132U - Lock shell sander

Info

Publication number: CN219666132U
Application number: CN202321154240.8U
Authority: CN
Inventors: 谭颖
Original assignee: Wenzhou Yike Automation Equipment Co ltd
Current assignee: Wenzhou Yike Automation Equipment Co ltd
Priority date: 2023-05-15
Filing date: 2023-05-15
Publication date: 2023-09-12
Anticipated expiration: 2033-05-15

Abstract

The utility model provides a lock shell grinder, includes the frame, is equipped with material feeding unit, multiunit grinder on the frame, and material feeding unit is used for centre gripping lock shell and drives the lock shell and remove along X axis direction, and grinder symmetry sets up respectively in material feeding unit's both sides for carry out the grinder to the both ends of lock shell. By adopting the scheme, the automatic sanding of the lock shell can be realized, the automatic operation is realized, the manual operation is reduced, and the working efficiency is improved.

Description

Lock shell sander

Technical Field

The utility model relates to automatic processing equipment, in particular to a lock shell sander.

Background

As shown in fig. 10, in a conventional lock case structure, a manufacturer usually marks logo or other identification information on the end surfaces of two ends of the lock case, and before printing, sanding treatment is usually performed on the two ends of the lock case to ensure smooth surfaces of the two ends of the lock case.

However, at present, manual operation is mostly adopted for the sanding of the end part of the lock shell, and the manual operation is high in working strength and low in working efficiency.

Disclosure of Invention

In order to overcome the defects of the background technology, the utility model provides a lock shell sander.

The utility model adopts the technical scheme that: the utility model provides a lock shell grinder, includes the frame, be equipped with on the frame:

the feeding device is used for clamping the lock shell and driving the lock shell to move along the X-axis direction;

the multiple groups of sanding devices are symmetrically arranged on two sides of the feeding device and used for sanding two ends of the lock shell.

The sanding device comprises:

a fixing plate;

a driven wheel rotatably mounted on the fixed plate;

the driving wheel assembly comprises a movable plate, a driving wheel and a first power source, wherein the movable plate is movably arranged on the fixed plate, the driving wheel is rotatably arranged on the movable plate, and the first power source is arranged at the bottom of the movable plate and is in driving connection with the driving wheel;

the abrasive belt is wound on the driven wheel and the driving wheel;

the elastic component is connected with the movable plate and can drive the movable plate to move towards the direction away from the driven wheel so as to keep the abrasive belt in a tensioning state;

the pressing block assembly is arranged on the inner ring of the abrasive belt and comprises a pressing block and a second power source, wherein the second power source is connected with the pressing block in a driving mode, and the pressing block can be driven to push the abrasive belt to move towards the feeding device.

The driving wheel assembly further comprises a plurality of limit screws and deviation correcting screws; the movable plate is provided with a plurality of linear sliding grooves, the limit screw rod penetrates through the linear sliding grooves and is in threaded connection with the fixed plate, and the deviation correcting screw rod is in threaded connection with the movable plate and abuts against the fixed plate after penetrating through the movable plate.

The floating device comprises a floating platform and a floating driving assembly; the floating platform can be movably arranged on the machine base up and down, the floating driving assembly is connected with the floating platform in a driving mode and can drive the floating platform to lift, and the sanding device is arranged on the floating platform.

The floating platform comprises a bottom plate and two support plates, the bottom plate is positioned below a bedplate of the machine base, the two support plates are positioned above the bedplate of the machine base and are symmetrically arranged relative to the feeding device, the support plates are connected with the bottom plate through a plurality of guide posts, and the guide posts are in up-and-down sliding fit with linear bearings fixed on the bedplate; the floating driving assembly is a screw rod transmission mechanism arranged between the supporting plate and the bedplate.

The embossing device is arranged at the tail end of the feeding device and is used for embossing the end part of the lock shell; the embossing device comprises a bracket, embossing dies which are arranged on the bracket and are symmetrically arranged relative to the feeding device, and an embossing driving assembly for driving the embossing dies to act.

A limiting block is further arranged in the middle of the bracket, and a limiting groove is formed at the lower end of the limiting block;

the embossing driving assembly comprises an adjusting plate, a pressing plate and a third power source, wherein two guide rods which are distributed up and down are fixedly arranged on the adjusting plate, the pressing plate is arranged on the guide rods in a sliding mode, elastic pieces which can drive the adjusting plate and the pressing plate to be separated from each other are arranged between the adjusting plate and the pressing plate, the third power source is fixedly arranged on the support and is in driving connection with the pressing plate, and the embossing plate is connected with the pressing plate and penetrates through the adjusting plate.

The feeding device comprises two mounting plates, an optical axis, a screw rod, a moving seat, a feeding clamp and a servo motor, wherein the two mounting plates are fixed on the machine base, the optical axis and the screw rod are arranged between the two mounting plates, the servo motor is arranged on the mounting plates and drives and connects the screw rod, the moving seat is arranged on the optical axis and is in sliding fit with the optical axis, the moving seat is in threaded fit with the screw rod, and the feeding clamp is fixedly arranged on the moving seat.

The feeding clamp comprises a positioning block, a supporting block and a fourth power source, wherein the positioning block is fixedly arranged on a movable seat, a positioning groove matched with the outline of a lock shell is formed in the positioning block, the positioning groove penetrates through the positioning block along the Y-axis direction, a sliding groove matched with the supporting block is formed in the positioning block, the sliding groove is arranged along the X-axis direction and is communicated with the positioning groove, the supporting block is arranged in the sliding groove in a sliding manner, the supporting block is matched with the grooving in the middle of the lock shell in a sliding manner, and the fourth power source is arranged on the positioning block and drives the supporting block to be connected, so that the supporting block can be driven to slide along the sliding groove.

Still include loading attachment, loading attachment sets up the front end position at material feeding unit, and it includes the feeder hopper that the slope set up, the lower extreme of feeder hopper is equipped with feeding track and the feeding push rod of arranging along the Y axle direction, the feeding push rod is connected with the fifth power supply that can order about the action, loading attachment still includes buffer assembly, buffer assembly sets up the opposite side at the feeding push rod relative material feeding unit.

The beneficial effects of the utility model are as follows: by adopting the scheme, the automatic sanding of the lock shell can be realized, the automatic operation is realized, the manual operation is reduced, and the working efficiency is improved.

Drawings

Fig. 1 is a schematic structural view of a lock case sander according to an embodiment of the present utility model.

Fig. 2 is a schematic top view of a lock case sander according to an embodiment of the present utility model.

Fig. 3 is a schematic structural diagram of a feeding device according to an embodiment of the present utility model.

Fig. 4 is a schematic structural view of the feeding device with the dust cover removed.

Fig. 5 is a schematic cross-sectional view of a feeding clamp according to an embodiment of the present utility model.

Fig. 6 is a schematic structural diagram of a feeding device according to an embodiment of the present utility model.

Fig. 7 is a schematic structural diagram of a floating device and a sanding device according to an embodiment of the present utility model.

Fig. 8 is a schematic structural view of a sanding device according to an embodiment of the present utility model.

Fig. 9 is a schematic structural view of an embossing apparatus according to an embodiment of the present utility model.

Fig. 10 is a schematic structural view of the lock case.

Detailed Description

Embodiments of the present utility model are further described below with reference to the accompanying drawings.

As shown in fig. 1-2, the lock shell sander comprises a machine base 1, wherein a feeding device 2 for clamping a lock shell and driving the lock shell to move along the X-axis direction is arranged on the machine base 1, and a blanking device 7 for blanking the lock shell, a feeding device 6 for feeding the lock shell, a plurality of groups of sanding devices 3 for sanding two ends of the lock shell and an embossing device 5 for printing characters at two ends of the lock shell are sequentially arranged on the machine base 1 along the feeding device 2.

As shown in fig. 1-5, the feeding device 2 comprises two mounting plates 21, two optical axes 22, a screw rod 23, a movable seat 24 and a feeding clamp 25; the two mounting plates 21 are fixedly mounted on the bedplate of the machine base 1, the optical axis 22 and the screw rod 23 are mounted between the two mounting plates 21, one end of the screw rod 23 is connected with a servo motor capable of driving the screw rod 23 to rotate reciprocally, the movable seat 24 is arranged on the optical axis 22 and is in sliding fit with the optical axis 22, the movable seat 24 is in threaded fit with the screw rod 23, and the feeding clamp 25 is fixedly mounted on the movable seat 24 and used for clamping the lock case. When the servo motor is started, the servo motor can drive the screw rod 23 to rotate, the screw rod 23 drives the movable seat 24 to move along the X-axis direction on the optical axis 22, the movable seat 24 drives the feeding clamp 25 to synchronously move, digital control can be realized through the transmission mode of the servo motor matched with the screw rod, the action is stable and reliable, the control precision is easy, the working efficiency is greatly improved, and the working quality is ensured.

The feeding fixture 25 includes a positioning block 251, a supporting block 252, and a fourth power source 253, where the positioning block 251 is fixedly mounted on the moving seat 24, and the positioning block 251 is formed with a positioning slot 2511 adapted to the contour of the lock case, the positioning slot 2511 penetrates through the positioning block 251 along the Y axis direction, the positioning block 251 is further formed with a sliding slot 2512 adapted to the supporting block 252, the sliding slot 2512 is disposed along the X axis direction and is communicated with the positioning slot 2511, the supporting block 252 is slidably disposed in the sliding slot 2512, and the supporting block 252 is adapted to the slot in the middle of the lock case, and the fourth power source 253 is usually a cylinder, which is mounted on the positioning block 251 and drives the supporting block 252 to connect, so as to drive the supporting block 252 to slide along the sliding slot 2512.

After the lock shell is sent into the positioning groove 2511, the fourth power source 253 can drive the supporting block 252 to act and insert the supporting block 252 into the groove in the middle of the lock shell, so that the lock shell is fixedly clamped, and meanwhile, the supporting block 252 can support the lock shell, so that the problem that the lock shell is deformed due to the fact that the lock shell is extruded in the sanding and embossing process is avoided.

In addition, the two mounting plates 21 are further connected with dust covers 26, dust generated in the sanding process can be prevented through the dust covers 26, and the phenomenon that the dust falls down and adheres to an optical axis or a screw rod is avoided, so that the service life is influenced. The dust cover 26 adopts the steel sheet, when removing the seat 24, can push away and collect the dust on the dust cover 26 through removing the seat 24 simultaneously, more be favorable to the station clearance, keep the station clean and tidy.

As shown in fig. 1-2 and fig. 6, the feeding device 6 is disposed at a front end of the feeding device 2, and includes a feeding hopper 61 disposed obliquely, a feeding rail 62 and a feeding push rod 63 disposed along the Y-axis direction are disposed at a lower end of the feeding hopper 61, and the feeding push rod 63 is connected to a fifth power source 64 capable of driving the feeding device to move, and the fifth power source 64 is usually a cylinder. During feeding, the lock shells can be sequentially ordered along the feeding hopper 61 and enter the feeding track 62, and the lock shells in the feeding track 62 can be pushed into the positioning groove of the feeding clamp along the feeding track 62 under the pushing of the feeding push rod 63, so that the aim of automatic feeding is fulfilled.

The feeding device 6 further comprises a buffer assembly 65, the buffer assembly 65 is arranged on the other side of the feeding push rod 63 opposite to the feeding device 2, and when the feeding push rod 63 pushes the lock shell to enter the feeding clamp, the lock shell can be blocked through the buffer assembly 65, so that the push passing is avoided. Wherein, the buffer assembly 65 is a cylinder, and when feeding, the cylinder is pushed to a designated position to perform limiting blocking, and when finishing feeding, the cylinder can actively retract.

In addition, the blanking device 7 is disposed at a lower position of the feeding hopper 61, and includes a blanking push rod and a sixth power source for driving the blanking push rod to act, where the sixth power source also adopts an air cylinder, and when the lock shell finishes sanding and embossing, the lock shell first returns to the blanking position, and the blanking push rod acts to push the lock shell out of the feeding fixture to realize blanking. Of course, the discharging device can also be arranged at the tail end of the feeding device, in this embodiment, the discharging device 7 is arranged at the lower position of the feeding hopper 61, the layout is more reasonable, and the occupied space is small.

As shown in fig. 1-2 and fig. 7-8, the sanding device 3 includes a fixed plate 31, a driven wheel 32, a driving wheel assembly 33, a sanding belt 34, an elastic assembly 35, and a pressing block assembly 36.

The fixing plate 31 is fixedly arranged.

The driven wheels 32 are provided in two and rotatably mounted on the fixed plate 31.

The driving wheel assembly 33 includes a movable plate 331, a driving wheel 332, and a first power source 333, where the movable plate 331 is movably disposed on the fixed plate 31, the driving wheel 332 is rotatably mounted on the movable plate 331, and the first power source 333 employs a motor, which is mounted at the bottom of the movable plate 331 and is drivingly connected to the driving wheel 332.

The belt 34 is wound around the driven pulley 32 and the drive pulley 332.

The elastic component 35 comprises a spring seat and a spring, the spring seat is fixedly mounted on the fixed plate 31, two ends of the spring respectively abut against the spring seat and the movable plate 331, and the movable plate 331 can be driven to move towards a direction away from the driven wheel 32, so that the abrasive belt 34 is ensured to be always kept in a tensioning state. Wherein, spring holder and spring all are equipped with two sets of to correspond with the both sides of fly leaf respectively, thereby guarantee the atress balanced.

The pressing block assembly 36 is arranged on the inner ring of the abrasive belt 34 and comprises a pressing block 361 and a second power source 362, the second power source 362 is usually an air cylinder and is connected with the pressing block 361 in a driving mode, the pressing block 361 can be driven by the second power source 362 to act, and the pressing block 361 pushes the abrasive belt 34 to move towards the feeding device 2, so that the sanding purpose is achieved.

The driving wheel assembly 33 further comprises a plurality of limit screws 334 and deviation rectifying screws 335; the movable plate 331 is provided with a plurality of linear sliding grooves 3311, the limiting screw 334 penetrates through the linear sliding grooves 3311 and is in threaded connection with the fixed plate 31, and the movable plate 331 and the limiting screw 334 realize linear movement through the linear sliding grooves 3311.

The deviation rectifying screw 335 is in threaded connection with the movable plate 331, and passes through the movable plate 331 to prop against the fixed plate 31, and the heights of different positions of the movable plate 331 can be changed by adjusting the deviation rectifying screw 335, so that the angle of the movable plate 331 is adjusted, the angle of the driving wheel is changed, the purpose of deviation rectifying is finally realized, and the deviation rectifying device is simple in structure and convenient to operate compared with a deviation rectifying mode of additionally adding a deviation rectifying wheel in conventional belt transmission.

The sanding device 3 is provided with 4 groups, wherein the sanding belts of the two groups of mutually symmetrical sanding devices 3 are coarse sanding belts, and the sanding belts of the two groups of mutually symmetrical sanding devices 3 are fine sanding belts, which comprise reliable sanding effects.

When the lock shell passes through between the two groups of sanding devices 3, the second power source 362 pushes the pressing block 361 to act, the pressing block 361 pushes the abrasive belt 34 to contact with the end part of the lock shell, and the quick sanding of the end part of the lock shell is realized along with the action of the abrasive belt 34, and the sanding device 3 can realize the edge-walking sand of the lock shell, so that the working efficiency is greatly improved.

In addition, a floating device 4 is further included, and the floating device 4 comprises a floating platform 41 and a floating driving assembly 42; the floating platform 41 can be movably arranged on the machine base 1 up and down, the floating driving assembly 42 is in driving connection with the floating platform 41 and can drive the floating platform 41 to move up and down, and the sanding device 3 is arranged on the floating platform 41.

The floating platform 41 comprises a bottom plate 411 and two support plates 412, the bottom plate 411 is positioned below the bedplate 11 of the machine base 1, the two support plates 412 are positioned above the bedplate 11 of the machine base 1 and are symmetrically arranged relative to the feeding device 2, the support plates 412 are connected with the bottom plate 411 through a plurality of guide posts 413, and the guide posts 413 are in sliding fit with linear bearings fixed on the bedplate 11 up and down; the floating driving assembly 42 is a screw transmission mechanism arranged between the supporting plate 412 and the platen 11, and drives the floating platform 41 to move up and down by driving the screw transmission mechanism through a motor, so that the motion is stable and the precision is high.

Under normal conditions, the width dimension of the abrasive belt is larger than the thickness of the lock catch, so that part of the abrasive belt cannot be contacted with the lock catch, the abrasive belt is low in utilization, and the sanding device 3 can be driven to float up and down through the floating device 4 for adjustment, so that the abrasive belt can be fully utilized, the utilization rate of the abrasive belt is improved, the service life is prolonged, and the cost is reduced.

As shown in fig. 1-2 and 9, the embossing device 5 is arranged at the end of the feeding device 2.

The embossing device 5 comprises a bracket 51, embossing dies 52 which are arranged on the bracket 51 and are symmetrically arranged relative to the feeding device 2, and an embossing driving assembly 53 which drives the embossing dies 52 to act, when the lock shell passes between the two groups of embossing dies 52, the embossing driving assembly 53 pushes the embossing dies 52 to act, so that the embossing printing function at the two ends of the lock shell can be realized.

The middle part of the bracket 51 is also provided with a limiting block 54, the lower end of the limiting block 54 is provided with a limiting groove 541, the limiting groove 541 is matched with a positioning block 251 of the feeding clamp, and the limiting can be performed through the limiting block during embossing.

The embossing driving assembly 53 includes an adjusting plate 531, a pressing plate 532, and a third power source 533, wherein two guide rods 534 distributed up and down are fixedly installed on the adjusting plate 531, the pressing plate 532 is slidably disposed on the guide rods 534, an elastic member 535 capable of driving the adjusting plate 531 and the pressing plate 532 to be separated from each other is disposed between the adjusting plate 531 and the pressing plate 532, the elastic member 535 is typically a spring, the third power source 533 is typically a hydraulic cylinder, which is fixedly installed on the bracket 51 and drives and connects the pressing plate 532, and the embossing die 52 is connected with the pressing plate 532 and passes through the adjusting plate 531; the middle part of the bracket 51 is also provided with a limiting block 54, the limiting block 54 is in limiting fit with the adjusting plate 531, and the limiting block 54 and the embossing die 52 are arranged in a dislocation mode.

During embossing, the third power source 533 pushes the pressing plate 532 to move, the pressing plate 532 pushes the adjusting plate 531 to move synchronously through the elastic piece 535, the adjusting plate 531 is contacted with the limiting block 54 first, then the elastic piece is overcome to push the embossing die to move relative to the adjusting plate 531, the elastic piece 535 plays a role in buffering, and the damage to the lock case or the embossing die caused by direct impact is avoided.

The working process of the lock shell sander is as follows:

1. feeding, namely, a feeding clamp is positioned at a feeding station, a feeding push rod pushes a lock shell in a feeding track into the feeding clamp along the Y-axis direction, and the lock shell is fixedly clamped by the feeding clamp;

2. sanding, wherein a servo motor of the feeding device acts to drive the feeding clamp to move along the X-axis direction, meanwhile, the pressing block pushes out the abrasive belt of the sanding device to the inner side, and when the lock shell passes through the two groups of sanding devices, the two ends of the lock shell realize sanding under the action of the abrasive belt;

3. embossing, when the lock shell is moved to an embossing station at the tail end of the feeding device by the follow-up feeding clamp, a servo motor of the feeding device is stopped, and the two groups of embossing driving assemblies respectively push the embossing die to move inwards so as to imprint characters or patterns at the end part of the embossing die at the two ends of the lock shell, so that embossing is realized;

4. discharging, namely after embossing is finished, a servo motor of the feeding device acts again to drive the feeding clamp to return along the X-axis direction, and when the feeding clamp moves to a discharging station, the lock shell is pushed out of the feeding clamp through a discharging push rod to realize discharging;

5. resetting, returning the feeding clamp to the feeding station again, and carrying out sanding and embossing on the next lock shell.

By adopting the scheme, automatic feeding, conveying, sanding, embossing and discharging of the lock shell can be realized, full-automatic operation is realized, manual operation is reduced, and working efficiency is greatly improved.

In the description of the present utility model, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. Furthermore, in the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

The skilled person will know: while the utility model has been described in terms of the foregoing embodiments, the inventive concepts are not limited to the utility model, and any modifications that use the inventive concepts are intended to be within the scope of the appended claims.

Claims

1. The utility model provides a lock shell grinder, includes frame (1), its characterized in that, be equipped with on frame (1):

the feeding device (2) is used for clamping the lock shell and driving the lock shell to move along the X-axis direction;

the multiple groups of sanding devices (3) are symmetrically arranged on two sides of the feeding device (2) and used for sanding two ends of the lock shell.

2. The lock case sander as set forth in claim 1, wherein: the sanding device (3) comprises:

a fixing plate (31);

a driven wheel (32) rotatably mounted on the fixed plate (31);

the driving wheel assembly (33) comprises a movable plate (331), a driving wheel (332) and a first power source (333), wherein the movable plate (331) is movably arranged on the fixed plate (31), the driving wheel (332) is rotatably arranged on the movable plate (331), and the first power source (333) is arranged at the bottom of the movable plate (331) and is in driving connection with the driving wheel (332);

the abrasive belt (34) is wound on the driven wheel (32) and the driving wheel (332);

the elastic component (35) is connected with the movable plate (331) and can drive the movable plate (331) to move towards a direction away from the driven wheel (32) so as to keep the abrasive belt (34) in a tensioning state;

the pressing block assembly (36) is arranged on the inner ring of the abrasive belt (34) and comprises a pressing block (361) and a second power source (362), wherein the second power source (362) is connected with the pressing block (361) in a driving mode, and the pressing block (361) can be driven to push the abrasive belt (34) to move towards the feeding device (2).

3. The lock case sander as set forth in claim 2, wherein: the driving wheel assembly (33) further comprises a plurality of limit screws (334) and deviation correcting screws (335);

the movable plate (331) is provided with a plurality of linear sliding grooves (3311), the limit screw (334) penetrates through the linear sliding grooves (3311) and is in threaded connection with the fixed plate (31), and the deviation correcting screw (335) is in threaded connection with the movable plate (331) and penetrates through the movable plate (331) to prop against the fixed plate (31).

4. The lock case sander as set forth in claim 2, wherein: further comprising a floating device (4), said floating device (4) comprising a floating platform (41), a floating drive assembly (42); the floating platform (41) can be movably arranged on the machine base (1) up and down, the floating driving assembly (42) is in driving connection with the floating platform (41) and can drive the floating platform (41) to lift, and the sanding device (3) is arranged on the floating platform (41).

5. The lock housing sander as set forth in claim 4, wherein: the floating platform (41) comprises a bottom plate (411) and two support plates (412), the bottom plate (411) is positioned below a bedplate (11) of the machine base (1), the two support plates (412) are positioned above the bedplate (11) of the machine base (1) and are symmetrically arranged relative to the feeding device (2), the support plates (412) are connected with the bottom plate (411) through a plurality of guide posts (413), and the guide posts (413) are in up-down sliding fit with linear bearings fixed on the bedplate (11); the floating driving assembly (42) is a screw transmission mechanism arranged between the supporting plate (412) and the bedplate (11).

6. The lock case sander as set forth in claim 1, wherein: the device also comprises an embossing device (5), wherein the embossing device (5) is arranged at the tail end of the feeding device (2) and is used for embossing the end part of the lock shell; the embossing device (5) comprises a bracket (51), an embossing die (52) which is arranged on the bracket (51) and is symmetrically arranged relative to the feeding device (2), and an embossing driving assembly (53) which drives the embossing die (52) to act.

7. The lock housing sander as set forth in claim 6, wherein: a limiting block (54) is further arranged in the middle of the bracket (51), and a limiting groove (541) is formed at the lower end of the limiting block (54);

the embossing driving assembly (53) comprises an adjusting plate (531), a pressing plate (532) and a third power source (533), wherein two guide rods (534) which are distributed up and down are fixedly installed on the adjusting plate (531), the pressing plate (532) is arranged on the guide rods (534) in a sliding mode, elastic pieces (535) which can drive the adjusting plate (531) and the pressing plate (532) to be separated from each other are arranged between the adjusting plate (531) and the pressing plate (532), the third power source (533) is fixedly installed on the support (51) and drives to connect the pressing plate (532), and the embossing die (52) is connected with the pressing plate (532) and penetrates through the adjusting plate (531) to be arranged.

8. The lock case sander as set forth in claim 1, wherein: the feeding device is characterized in that the feeding device (2) comprises two mounting plates (21), an optical axis (22), a screw rod (23), a moving seat (24), a feeding clamp (25) and a servo motor, wherein the two mounting plates (21) are fixed on the machine base (1), the optical axis (22) and the screw rod (23) are arranged between the two mounting plates (21), the servo motor is arranged on the mounting plates (21) and drives the connecting screw rod (23), the moving seat (24) is arranged on the optical axis (22) and is in sliding fit with the optical axis (22), the moving seat (24) is in threaded fit with the screw rod (23), and the feeding clamp (25) is fixedly arranged on the moving seat (24).

9. The lock housing sander as set forth in claim 8, wherein: the feeding clamp (25) comprises a positioning block (251), a supporting block (252) and a fourth power source (253), wherein the positioning block (251) is fixedly arranged on a movable seat (24), a positioning groove (2511) matched with the outline of a lock shell is formed in the positioning block (251), the positioning groove (2511) penetrates through the positioning block (251) along the Y-axis direction, a sliding groove (2512) matched with the supporting block (252) is further formed in the positioning block (251), the sliding groove (2512) is arranged along the X-axis direction and is communicated with the positioning groove (2511), the supporting block (252) is slidably arranged in the sliding groove (2512), the supporting block (252) is matched with the middle part of the lock shell, the fourth power source (253) is arranged on the positioning block (251), and is connected with the supporting block (252) in a driving mode, and the supporting block (252) can be driven to slide along the sliding groove (2512).

10. The lock case sander as set forth in claim 1, wherein: still include loading attachment (6), loading attachment (6) set up in the front end position of material feeding unit (2), and it is including feeder hopper (61) that the slope set up, the lower extreme of feeder hopper (61) is equipped with feeding track (62) and feeding push rod (63) that arrange along the Y axle direction, feeding push rod (63) are connected with fifth power supply (64) that can order about the action, loading attachment (6) still include buffer assembly (65), buffer assembly (65) set up the opposite side at feeding attachment (2) relative to feeding push rod (63).