CN112959093A

CN112959093A - Automatic upset metal sheet obverse and reverse side adds clamping apparatus

Info

Publication number: CN112959093A
Application number: CN202110322782.0A
Authority: CN
Inventors: 李君军
Original assignee: Shenzhen Junziyao Building Materials Co ltd
Current assignee: Shenzhen Junziyao Building Materials Co ltd
Priority date: 2021-03-26
Filing date: 2021-03-26
Publication date: 2021-06-15

Abstract

The invention relates to the technical field of metal plate processing, in particular to a processing clamp for automatically overturning the obverse side and the reverse side of a metal plate, which comprises a processing table, wherein an inner cavity is arranged in the processing table, the inner wall of the inner cavity is communicated with a through hole, one side of the through hole is communicated with the outside, a material guide block which slides longitudinally is arranged in the through hole, an upper sliding rack and a lower sliding rack which slide are arranged in the side wall of the inner cavity, the upper sliding rack is positioned above the lower sliding rack, and one ends of the upper sliding rack and the lower sliding rack, which are far away from the material guide block, extend; according to the metal plate turnover mechanism, the metal plate is clamped by the clamping mechanism, the turnover mechanism is used for controlling the metal plate to turn over in the clamped state, manual turnover of the metal plate is replaced, a large amount of manpower and material resources are saved, damage to the body of a worker is avoided, meanwhile, the metal plate does not need to be repositioned and clamped again, a large amount of time is saved, and the metal plate machining efficiency is improved.

Description

Automatic upset metal sheet obverse and reverse side adds clamping apparatus

Technical Field

The invention relates to the technical field of metal plate processing, in particular to a processing clamp capable of automatically turning the front surface and the back surface of a metal plate.

Background

Sheet metal is a common processing raw materials, and often need process its positive and negative man-hour to the metal sheet, consequently need artifical upset metal sheet machined surface in the course of working, the centre gripping again, cause the reduction of metal sheet machining efficiency, and the metal sheet has certain weight, many people are needed to overturn the work, a large amount of manpower and materials of waste, the centre gripping need be fixed a position to the metal sheet again simultaneously, a large amount of time of waste, there is the burr on the metal sheet surface in the simultaneous processing, easily strain workman's skin, cause the injury to workman's health.

Disclosure of Invention

The invention provides a processing clamp capable of automatically overturning the front surface and the back surface of a metal plate to solve the technical problems.

The above object of the present invention is achieved by the following technical solutions: the processing fixture for automatically overturning the obverse side and the reverse side of a metal plate comprises a processing table, wherein an inner cavity is arranged in the processing table, the inner wall of the inner cavity is communicated with a through hole, one side of the through hole is communicated with the outside, a guide block which slides longitudinally is arranged in the through hole, an upper sliding rack and a lower sliding rack which slide are arranged in the side wall of the inner cavity, the upper sliding rack is positioned above the lower sliding rack, one end of the upper sliding rack and one end of the lower sliding rack, which are far away from the guide block, extend to the outside respectively, two fixing rods are fixedly arranged at the outer end of the processing table, a connecting rod is hinged on each fixing rod, one end of the upper sliding rack is hinged to one end of the connecting rods, one end of the other connecting rod is hinged to one end of the connecting rod, the metal plate turnover device is characterized in that a sliding support is arranged in the reset spring cavity, a reset spring is connected between one end of the support and the inner wall of the reset spring cavity, one end of the support, which is far away from the material guide block, is fixedly provided with a fixed block, one end, which is far away from the support, of the connecting rod is hinged to the fixed block, a turnover control cavity is arranged in the support, a turnover mechanism is arranged in the turnover control cavity, the turnover mechanism is used for turnover of a metal plate, a clamping mechanism is arranged on one side, which is close to the material guide block, of.

Preferably, the inner wall of the processing table is rotationally connected with a transmission shaft, one end of the transmission shaft extends to the outside, a transmission gear is fixedly arranged on the transmission shaft, one side of the upper sliding rack, which is close to the transmission gear, is provided with a tooth form, and one end of the upper sliding rack, which is close to the transmission gear, is engaged with the outer end of the transmission gear.

Preferably, a matching gear is fixedly arranged on the transmission shaft, a linkage rack is fixedly arranged at one end, close to the transmission shaft, of the material guide block, one end, close to the matching gear, of the linkage rack is meshed with the outer end of the matching gear, two limiting grooves are formed in the inner wall of the inner cavity, and the material guide block is slidably arranged in the limiting grooves.

Preferably, the turnover mechanism comprises a rotation power source fixedly arranged on the inner wall of the turnover control cavity, one end of the rotation power source is in power connection with a rotation shaft, a turntable is fixedly arranged at one end of the rotation shaft, a turntable cavity with an opening towards one side of the guide block is arranged in the turntable, the inner wall of the turntable cavity is in rotation connection with a linkage shaft, a special-shaped wheel is fixedly arranged on the linkage shaft, and two cylindrical pins are fixedly arranged on the inner wall of the turntable cavity.

Preferably, the special-shaped wheel is provided with two cavities with specific shapes, the two cylindrical pins are arranged on a circumferential route where the cavities are located, and the cylindrical pins can move into the cavities and drive the special-shaped wheel to rotate by one hundred eighty degrees.

Preferably, one end of the linkage shaft, which is close to the material guide block, is fixedly provided with a connecting shaft, the connecting shaft is rotatably connected to the inner wall of the turnover control cavity, one end of the connecting shaft extends to the outside, and one end of the connecting shaft, which is close to the material guide block, is fixedly connected to one side, which is far away from the material guide block, of the clamping mechanism.

Preferably, the clamping mechanism is internally provided with a supporting box fixedly connected with one end of the connecting shaft, the supporting box is internally provided with a cavity with an opening for guiding the material block to one side, the inner wall of the cavity is provided with a pneumatic device, the pneumatic device is internally provided with a sliding rod, the sliding rod is provided with two connecting mechanisms, the cavity is internally provided with two clamping hands close to the inner wall on one side of the material guiding block, and the clamping hands are used for clamping the metal plate.

Preferably, the connection mechanism is internally provided with a matching gear with one end hinged to the sliding rod, the matching gear is far away from one end of the sliding rod and hinged to a connection plate, the inner wall of the cavity is fixedly connected with a fixed shaft, the fixed shaft is rotatably connected with an irregular gear, and one end, close to the material guide block, of the connection plate is fixedly connected to one end of the irregular gear.

Preferably, one end of the irregular gear is provided with a tooth shape, one side of the clamping hand, which is close to the fixed shaft, is provided with the tooth shape, and one end of the irregular gear is meshed with one end of the clamping hand, which is close to the fixed shaft.

Preferably, a processing support is fixedly arranged on the processing table, and a numerical control processing device is fixedly arranged in the processing support and can process the metal plate.

The invention has the beneficial effects that: according to the metal plate turnover mechanism, the metal plate is clamped by the clamping mechanism, the turnover mechanism is used for controlling the metal plate to turn over in the clamped state, manual turnover of the metal plate is replaced, a large amount of manpower and material resources are saved, damage to the body of a worker is avoided, meanwhile, the metal plate does not need to be repositioned and clamped again, a large amount of time is saved, and the metal plate machining efficiency is improved.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

The invention is further illustrated with reference to the following figures and examples.

Fig. 1 is a schematic structural view of a machining jig for automatically turning over the front and back surfaces of a metal plate according to the present invention.

Fig. 2 is a schematic view of the structure a-a in fig. 1.

Fig. 3 is an enlarged schematic view of B in fig. 1.

Fig. 4 is an enlarged schematic view of C in fig. 1.

Fig. 5 is a schematic diagram of the structure of D-D in fig. 4.

Fig. 6 is a schematic diagram of the initial operation of the present invention.

In the figure: 11-processing table, 12-inner chamber, 13-transmission gear, 14-transmission shaft, 15-lower sliding rack, 16-guide block, 17-connecting rod, 18-fixing block, 19-support, 20-return spring, 21-return spring chamber, 22-connecting rod, 23-fixing rod, 24-upper sliding rack, 25-processing support, 26-linkage rack, 27-through hole, 28-matching gear, 29-cavity, 30-supporting box, 31-gripper, 32-connecting mechanism, 33-sliding rod, 34-connecting plate, 35-irregular gear, 36-turntable chamber, 37-turntable, 38-turnover control chamber, 39-rotation power source, 40-rotation shaft, 41-cylindrical pin, 42-fixed shaft, 43-universal driving shaft, 44-connecting shaft, 45-special-shaped wheel, 46-limiting groove, 90-numerical control machining equipment, 91-turnover mechanism, 92-clamping mechanism and 93-pneumatic device.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings. The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

The invention relates to a processing clamp for automatically overturning the front side and the back side of a metal plate, which comprises a processing table 11, wherein an inner cavity 12 is arranged in the processing table 11, a through hole 27 is communicated with the inner wall of the inner cavity 12, one side of the through hole 27 is communicated with the outside, a material guide block 16 which slides longitudinally is arranged in the through hole 27, an upper sliding rack 24 and a lower sliding rack 15 which slide are arranged in the side wall of the inner cavity 12, the upper sliding rack 24 is positioned above the lower sliding rack 15, the upper sliding rack 24 and one end of the lower sliding rack 15, which is far away from the material guide block 16, respectively extend to the outside, two fixing rods 23 are fixedly arranged at the outer end of the processing table 11, connecting rods 22 are hinged on the fixing rods 23, one end of the upper sliding rack 24 is hinged on one end of one of the connecting rods 22, one end of the other connecting rod 22 is hinged on, the processing table 11 is internally provided with two return spring cavities 21, the return spring cavities 21 are internally provided with sliding supports 19, one ends of the supports 19 and the inner walls of the return spring cavities 21 are connected with return springs 20, two ends of the supports 19, which are far away from the material guide block 16, are respectively and fixedly provided with fixed blocks 18, the connecting rods 22 are far away from the ends, which are close to the supports 19, and are hinged to the fixed blocks 18, the supports 19 are internally provided with turnover control cavities 38, turnover mechanisms 91 are installed in the turnover control cavities 38, the turnover mechanisms 91 are used for turning over metal plates, clamping mechanisms 92 are installed on one sides, which are close to the material guide block 16, of the turnover mechanisms 91, and the clamping mechanisms 92.

Beneficially, a transmission shaft 14 is rotatably connected to the inner wall of the processing table 11, one end of the transmission shaft 14 extends to the outside, a transmission gear 13 is fixedly arranged on the transmission shaft 14, tooth shapes are respectively arranged on one sides, close to the transmission gear 13, of the upper sliding rack 24 and one side, close to the transmission gear 13, of the lower sliding rack 15, and the ends, close to the transmission gear 13, of the upper sliding rack 24 and one end, close to the lower sliding rack 15, of the lower sliding rack 15 are respectively meshed with.

Advantageously, a matching gear 28 is fixedly arranged on the transmission shaft 14, a linked rack 26 is fixedly arranged at one end of the material guide block 16 close to the transmission shaft 14, one end of the linked rack 26 close to the matching gear 28 is meshed with the outer end of the matching gear 28, two limiting grooves 46 are formed in the inner wall of the inner cavity 12, and the material guide block 16 is slidably arranged in the limiting grooves 46.

Beneficially, the turnover mechanism 91 includes a rotation power source 39 fixedly disposed on an inner wall of the turnover control cavity 38, one end of the rotation power source 39 is power connected with a rotation shaft 40, one end of the rotation shaft 40 is fixedly disposed with a rotation disc 37, a rotation disc cavity 36 opened to one side of the guide block 16 is disposed in the rotation disc 37, an inner wall of the rotation disc cavity 36 is rotatably connected with a linkage shaft 43, a special-shaped wheel 45 is fixedly disposed on the linkage shaft 43, and two cylindrical pins 41 are fixedly disposed on an inner wall of the rotation disc cavity 36.

Advantageously, two cavities of a specific shape are provided on said shaped wheel 45, two of said cylindrical pins 41 are provided on the circumferential path of the cavities, and said cylindrical pins 41 are movable into the cavities and bring about rotation of the shaped wheel 45 by one hundred and eighty degrees.

Advantageously, an engagement shaft 44 is fixedly arranged at one end of the linkage shaft 43 close to the material guiding block 16, the engagement shaft 44 is rotatably connected to the inner wall of the turnover control chamber 38, one end of the engagement shaft 44 extends to the outside, and one end of the engagement shaft 44 close to the material guiding block 16 is fixedly connected to one side of the clamping mechanism 92 away from the material guiding block 16.

Advantageously, the clamping mechanism 92 includes a supporting box 30 fixedly connected to one end of the connecting shaft 44, a cavity 29 opened to one side of the material guiding block 16 is provided in the supporting box 30, a pneumatic device 93 is installed on an inner wall of the cavity 29, a sliding rod 33 is provided in the pneumatic device 93, two connecting mechanisms 32 are installed on the sliding rod 33, two clamping hands 31 are provided in an inner wall of the cavity 29 near one side of the material guiding block 16, and the clamping hands 31 are used for clamping the metal plate.

Beneficially, the connecting mechanism 32 includes a matching gear 28 hinged to one end of the sliding rod 33, a connecting plate 34 hinged to one end of the matching gear 28 away from the sliding rod 33, a fixed shaft 42 fixedly connected to the inner wall of the cavity 29, an irregular gear 35 rotatably connected to the fixed shaft 42, and one end of the connecting plate 34 close to the material guiding block 16 and fixedly connected to one end of the irregular gear 35.

Advantageously, one end of the irregular gear 35 is provided with a tooth shape, one side of the clamping hand 31 close to the fixed shaft 42 is provided with a tooth shape, and one end of the irregular gear 35 is meshed with one end of the clamping hand 31 close to the fixed shaft 42.

Advantageously, a processing support 25 is fixedly arranged on the processing table 11, and a numerical control processing device 90 is fixedly arranged in the processing support 25, wherein the numerical control processing device 90 can process the metal plate.

The following describes in detail the use steps of the machining jig for automatically turning the obverse and reverse sides of a metal plate in the present document with reference to fig. 1 to 6:

initially, the material guiding block 16 is at the highest position, the side of the two connecting rods 22 close to the transmission shaft 14 is at the limit position close to the side of the processing table 11, the two supports 19 are at the limit position far from the side of the material guiding block 16, the sliding rod 33 is at the limit position far from the pneumatic device 93, and the distance between the two clamping hands 31 is the farthest distance.

When the device is used, a metal plate to be processed is manually placed in the middle of the two clamping mechanisms 92, the transmission shaft 14 is manually rotated in the forward direction to drive the transmission gear 13 to rotate in the forward direction, so as to drive the lower sliding rack 15 and the upper sliding rack 24 to slide towards the side far away from the material guide block 16, and simultaneously drive the matching gear 28 to rotate in the forward direction, so as to drive the linkage rack 26 to slide downwards, further drive the material guide block 16 to slide downwards to enter the inner cavity 12, simultaneously indirectly drive the connecting rods 22 at the two sides to rotate towards the side far away from the transmission shaft 14 near the end of the transmission shaft 14, further drive the connecting rods 22 to rotate towards the side near the material guide block 16 far away from the end of the transmission shaft 14, simultaneously drive the two fixing blocks 18 to move towards the side near the material guide block 16, further drive the two supports 19 to slide towards the, then the two clamping mechanisms 92 are driven to move towards one side close to the metal plate, meanwhile, the two ends of the metal plate reversely enter the middle of the two clamping hands 31, at the moment, the pneumatic device 93 is started, the sliding rod 33 is controlled to slide towards one side far away from the material guide block 16, the matching gear 28 is driven to move towards one side far away from the material guide block 16, the connecting plate 34 is driven to rotate towards one side far away from the sliding rod 33, the irregular gear 35 is driven to rotate, the clamping hands 31 are driven to move towards the metal plate, the metal plate is clamped, at the moment, the internal program of the numerical control machining equipment 90 is started, and the metal plate is machined;

when the front surface of the metal is machined, the machined surface needs to be turned over, the rotating power source 39 is started at the same time, the rotating shaft 40 is driven to rotate, the turntable 37 is driven to rotate, the two cylindrical pins 41 are driven to rotate around the rotating shaft 40 at the same time, the two cylindrical pins 41 are driven to slide into cavities in the special-shaped wheel 45, the special-shaped wheel 45 is driven to rotate by one hundred eighty degrees at the same time, the linkage shaft 43 is driven to rotate by one hundred eighty degrees, the connecting shaft 44 is driven to rotate by one hundred eighty degrees at the same time, the two clamping mechanisms 92 are driven to rotate by one hundred eighty degrees, the metal plate is driven to rotate by one hundred eighty degrees at the same time, the machined surface;

when the two sides of the metal plate are completely processed, the pneumatic device 93 controls the sliding rod 33 to slide towards the side close to the material guide block 16, the indirect control connecting mechanism 32 drives the two clamping hands 31 to slide towards the side far away from the metal plate, so as to remove the clamping force applied to the metal plate, meanwhile, the transmission shaft 14 is manually rotated reversely, the transmission gear 13 is driven to rotate reversely, the lower sliding rack 15 and the upper sliding rack 24 are driven to slide towards the side close to the material guide block 16, the matching gear 28 is driven to rotate reversely, so as to drive the linkage rack 26 to slide upwards, so as to drive the material guide block 16 to slide upwards to extend out of the inner cavity 12, meanwhile, the upper sliding rack 24 and the lower sliding rack 15 indirectly control the support 19 and the clamping mechanism 92 to return to the initial position, and at the moment, the metal plate falls onto the inclined surface.

Claims

1. The utility model provides an automatic upset metal sheet just reverse side adds clamping apparatus, includes processing platform (11), be equipped with inner chamber (12) in processing platform (11), its characterized in that: the inner wall of the inner cavity (12) is communicated with a through hole (27), one side of the through hole (27) is communicated with the outside, a longitudinally sliding material guide block (16) is arranged in the through hole (27), an upper sliding rack (24) and a lower sliding rack (15) which slide are arranged in the side wall of the inner cavity (12), the upper sliding rack (24) and the lower sliding rack (15) are far away from one end of the material guide block (16) and extend to the outside respectively, two fixing rods (23) are fixedly arranged at the outer end of the processing table (11), a connecting rod (22) is hinged on each fixing rod (23), one end of the upper sliding rack (24) is hinged to one end of the connecting rod (22), the other end of the connecting rod (22) is hinged to one end of a connecting rod (17), one end of the lower sliding rack (15) is hinged to one end of the connecting rod (17), and two reset spring cavities (21) are, be equipped with gliding support (19) in reset spring chamber (21), support (19) one end with be connected with reset spring (20) between reset spring chamber (21) the inner wall, two guide block (16) one end is kept away from in support (19) has set firmly fixed block (18) respectively, it articulates on fixed block (18) to keep away from near support (19) one end in linking rod (22), be equipped with upset control chamber (38) in support (19), install tilting mechanism (91) in upset control chamber (38), clamping mechanism (92) are installed to tilting mechanism (91) near guide block (16) one side.

2. The automatic reverse machining fixture for metal plates comprises a main body, a clamping plate and a clamping plate, wherein the clamping plate comprises a clamping plate body and a clamping plate body, the clamping plate body comprises: processing platform (11) inner wall turning force is connected with transmission shaft (14), transmission shaft (14) one end stretches the external world, transmission gear (13) have set firmly on transmission shaft (14), go up sliding rack (24) with lower sliding rack (15) are close to transmission gear (13) one side is equipped with the profile of tooth respectively, just go up sliding rack (24) with lower sliding rack (15) be close to transmission gear (13) one end respectively with transmission gear (13) outer end meshing.

3. The automatic reverse machining fixture for metal plates comprises a main body, a clamping plate and a clamping plate, wherein the clamping plate comprises a clamping plate body and a clamping plate body, the clamping plate body comprises: the material guide device is characterized in that a matching gear (28) is fixedly arranged on the transmission shaft (14), a linkage rack (26) is fixedly arranged at one end, close to the transmission shaft (14), of the material guide block (16), one end, close to the matching gear (28), of the linkage rack (26) is meshed with the outer end of the matching gear (28), two limiting grooves (46) are formed in the inner wall of the inner cavity (12), and the material guide block (16) is slidably arranged in the limiting grooves (46).

4. The automatic reverse machining fixture for metal plates comprises a main body, a clamping plate and a clamping plate, wherein the clamping plate comprises a clamping plate body and a clamping plate body, the clamping plate body comprises: the turnover mechanism is characterized in that a rotation power source (39) fixedly arranged on the inner wall of the turnover control cavity (38) is arranged in the turnover mechanism (91), one end of the rotation power source (39) is in power connection with a rotation shaft (40), one end of the rotation shaft (40) is fixedly provided with a turntable (37), a turntable cavity (36) with an opening towards one side of the guide block (16) is arranged in the turntable (37), the inner wall of the turntable cavity (36) is rotatably connected with a linkage shaft (43), a special-shaped wheel (45) is fixedly arranged on the linkage shaft (43), and two cylindrical pins (41) are fixedly arranged on the inner wall of the turntable cavity (36).

5. The automatic reverse machining fixture for metal plates as claimed in claim 4, wherein: two cavities with specific shapes are arranged on the special-shaped wheel (45), and the two cylindrical pins (41) are arranged on the circumferential route where the cavities are located.

6. The automatic reverse machining fixture for metal plates as claimed in claim 4, wherein: one end, close to the material guide block (16), of the linkage shaft (43) is fixedly provided with a connecting shaft (44), one end of the connecting shaft (44) extends to the outside, and one end of the connecting shaft (44) is close to one end of the material guide block (16) and is fixedly connected to one side, far away from the material guide block (16), of the clamping mechanism (92).

7. The automatic reverse machining fixture for metal plates as claimed in claim 6, wherein: including in clamping mechanism (92) link up supporting box (30) that spiale (44) one end linked firmly, be equipped with cavity (29) of opening to guide material piece (16) one side in supporting box (30), pneumatic means (93) are installed to cavity (29) inner wall, be equipped with gliding slide bar (33) in pneumatic means (93), install two coupling mechanism (32) on slide bar (33), be equipped with two tong (31) in cavity (29) the inner wall that is close to guide material piece (16) one side.

8. The automatic reverse machining fixture for metal plates as claimed in claim 7, wherein: including in coupling mechanism (32) slide bar (33) one end articulated cooperation gear (28), cooperation gear (28) are kept away from slide bar (33) one end articulates there is connecting plate (34), cavity (29) inner wall fixed connection's fixed axle (42), it is connected with irregular gear (35) to rotate on fixed axle (42), connecting plate (34) are close to guide piece (16) one end and link firmly in irregular gear (35) one end.

9. The automatic reverse machining fixture for metal plates comprises a main body, a clamping plate and a clamping plate, wherein the clamping plate comprises a clamping plate body and a clamping plate body, the clamping plate body comprises: one end of the irregular gear (35) is provided with a tooth form, one side of the clamping hand (31) close to the fixed shaft (42) is provided with the tooth form, and one end of the irregular gear (35) is meshed with one end of the clamping hand (31) close to the fixed shaft (42).

10. The automatic reverse machining fixture for metal plates comprises a main body, a clamping plate and a clamping plate, wherein the clamping plate comprises a clamping plate body and a clamping plate body, the clamping plate body comprises: and a processing bracket (25) is fixedly arranged on the processing table (11), and a numerical control processing device (90) is fixedly arranged in the processing bracket (25).