CN112846877B

CN112846877B - Workpiece clamp applied to LED lamp box processing

Info

Publication number: CN112846877B
Application number: CN202110163073.2A
Authority: CN
Inventors: 彭自刚
Original assignee: Shenzhen Sailihong Plastic Hardware Co ltd
Current assignee: Shenzhen Sailihong Plastic Hardware Co ltd
Priority date: 2021-02-05
Filing date: 2021-02-05
Publication date: 2022-05-03
Anticipated expiration: 2041-02-05
Also published as: CN112846877A

Abstract

The utility model relates to a work piece holder for LED lamp house processing, including the mounting panel that is parallel to each other and the interval sets up, be provided with the fixed station between the unilateral edge of both sides mounting panel, the interval is provided with a plurality of plate bodys on the fixed station, the centre gripping groove has all been seted up to the both sides of every plate body, be provided with a plurality of clamping device that are used for with work piece butt to the centre gripping inslot on the fixed station, work piece holder still includes the conveyer that is located the fixed station both sides, conveyer includes the U-shaped board, the both sides that are located the U-shaped board in the U-shaped board are provided with the transfer roller, the both ends of transfer roller rotate and set up on the relative face of U-shaped board, the winding is equipped with the conveyer belt on the transfer roller of both sides, fixedly on the outer wall of U-shaped board be provided with the conveying motor that is used for driving one of them transfer roller to rotate, be provided with the conveyor device that is used for moving the work piece on the conveyer belt to the centre gripping inslot between conveyer belt and the mounting panel; this application has the advantage of saving the manpower of manual work to the work piece is put.

Description

Workpiece clamp applied to LED lamp box processing

Technical Field

The application relates to the field of fixed tools, in particular to a workpiece clamp applied to LED lamp box machining.

Background

The workpiece clamp is generally used on a PNC numerical control machining machine tool and is used for clamping and fixing a workpiece such as an aluminum casting and the like so as to facilitate the PNC numerical control machining machine tool to machine the workpiece. When the conventional workpiece clamp is used, a workpiece needs to be placed at an appointed position on the workpiece clamp manually, then the workpiece is fixed through the clamping device on the workpiece clamp, when the workpiece clamp needs to fix a large number of workpieces, an operator needs to sequentially place the workpieces, and the manual workpiece placing mode wastes manpower.

Disclosure of Invention

In order to save manpower when artifical putting a plurality of work pieces, this application provides a work piece holder who is applied to LED lamp house processing.

The application provides a work piece holder for processing of LED lamp house adopts following technical scheme:

the utility model provides a be applied to work piece holder of LED lamp house processing, includes the mounting panel that is parallel to each other and the interval sets up, both sides be provided with the fixed station between the same side edge of mounting panel, the interval is provided with a plurality of plate bodies, every the centre gripping groove has all been seted up to the both sides of plate body, be provided with a plurality of clamping device that are used for with work piece butt to centre gripping inslot on the fixed station, work piece holder is still including the conveyer that is located the fixed station both sides, conveyer is including erectting the U-shaped board on the face that the both sides mounting panel deviates from mutually, the both sides that just are located the U-shaped board in the U-shaped board are provided with the transfer roller, the both ends of transfer roller are rotated and are set up on the relative face of U-shaped board, both sides around being equipped with the conveyer belt on the transfer roller, fixed being provided with on the outer wall of U-shaped board and being used for driving one of them transfer roller pivoted conveying motor, be provided with between conveyer and the mounting panel and be used for moving the work piece on the conveyer belt to the centre gripping inslot And (5) conveying the device.

By adopting the technical scheme, an operator places the workpiece on the conveyor belt, so that the conveyor belt can convey the workpiece to the position corresponding to any one clamping groove, the conveying device can move the workpiece on the conveyor belt into the clamping groove, the automatic conveying of the workpiece is completed, the operator does not need to place a plurality of workpieces in sequence, the labor is saved, and the degree of automation of the workpiece clamp in use is improved.

Optionally, conveyor slides the movable plate that sets up on the mounting panel including the length direction along the conveyer belt, the both sides that just are located the movable plate on the movable plate are provided with the articulated slab, both sides rotate between the articulated slab and be provided with the articulated shaft, the fixed dwang that is provided with on the articulated shaft, the tip that the movable plate was kept away from to the dwang is provided with and is used for carrying out the fixed mounting of centre gripping to the work piece, be provided with on the movable plate and be used for driving the articulated shaft to drive the dwang towards conveyer belt or centre gripping groove pivoted rotating device, be provided with on the mounting panel and be used for driving the mobile device that the movable plate was located the mounting panel and moves.

By adopting the technical scheme, the rotating device can drive the rotating rod to rotate to the conveying belt, the fixing part can clamp and fix the workpiece at the moment, the rotating device can drive the rotating rod to move towards the clamping grooves at the moment, the fixing part can put the workpiece down so that the workpiece is placed in the clamping grooves, and the moving plate can be driven to move to the position of any clamping part through the moving device, so that the same rotating rod can drive the fixing part to convey the workpiece to any clamping groove, and the cost is saved; the moving device and the rotating device can automatically complete the moving of the workpiece, and the labor is saved.

Optionally, the mounting is including the fixed dead lever that sets up the tip of keeping away from the articulated slab at the dwang, the dead lever deviates from on the face of dwang and the both sides that are located the dead lever and slides along the length direction of dead lever and be provided with the supporting rod, be provided with on the dead lever and be used for driving the drive arrangement that both sides supporting rod is close to each other or keeps away from.

Through adopting above-mentioned technical scheme, drive both sides supporting rod through drive arrangement and be close to each other for both sides supporting rod drives the clamping rod and carries out the centre gripping to the work piece, thereby accomplishes the fixed to the work piece, adopts the clamping rod to carry out the mode fixed to the work piece, and its simple structure accords with the actual production and uses.

Optionally, a driving groove is formed in the fixed rod along the length direction of the fixed rod, two sides a driving block used for being connected to the driving groove in a sliding mode is fixedly arranged on the clamping rod, the driving device comprises a bidirectional screw rod which is arranged in the driving groove in a rotating mode along the length direction of the driving groove, two sides of the bidirectional screw rod are arranged on the driving block in a sleeved mode and are connected to two end thread portions of the bidirectional screw rod in a threaded mode, and a driving motor used for driving the bidirectional screw rod to rotate is fixedly arranged at one end of the fixed rod.

Through adopting above-mentioned technical scheme, drive two-way lead screw through driving motor and rotate, slide because of the drive block and set up at the drive inslot for the drive block can not follow the rotation of two-way lead screw and rotate, thereby make the drive block be located two-way lead screw and remove, thereby make both sides drive block drive the supporting rod on the supporting rod of both sides be close to each other or keep away from, adopt two-way lead screw to both sides supporting rod driven mode, can drive the position automatic fixation after both sides supporting rod remove to the arbitrary removal, the drive effect to the supporting rod has been improved.

Optionally, a plurality of rod bodies are arranged on the opposite surfaces of the clamping rods, each rod body comprises an installation rod and an insertion rod which is inserted into the installation rod in a sliding mode, a spring is arranged in each rod body, one end of each spring is fixedly connected to the bottom wall of the installation rod, the other end of each spring is fixedly connected to the bottom wall of the insertion rod, and an electromagnet is arranged at the end, far away from the clamping rods, of each insertion rod.

By adopting the technical scheme, when the clamping rods on the two sides are close to each other, the clamping rods can drive the insertion rods to resist the elastic force of the springs to abut against the workpiece, and when the special-shaped workpiece is faced, the insertion rods can resist the elastic force of the springs to drive the electromagnets to abut against the workpiece, so that the fixing effect on the special-shaped workpiece is improved, and the applicability of the fixing piece is improved; through electrifying the electromagnet, the electromagnet can adsorb partial metal workpieces, thereby further improving the fixing effect on the workpieces.

Optionally, the rotating device comprises a turbine sleeved on the hinge shaft and fixedly connected to the hinge shaft, a rotating motor is fixedly arranged on the hinge plate, and a worm meshed with the turbine is fixedly arranged on a driving end of the rotating motor.

Through adopting above-mentioned technical scheme, when needs drive dwang rotate towards conveyer belt or centre gripping groove, drive the worm through rotating the motor and rotate for the turbine drives the articulated shaft and rotates, thereby makes the articulated shaft drive the dwang and rotate, adopts the setting of worm drive turbine, can make the dwang rotate to the position after arbitrary rotation automatic fixation, has improved the drive effect to the dwang.

Optionally, the spout has been seted up along the length direction of conveyer belt on the mounting panel, the fixed slider that is provided with sliding connection in the spout on the movable plate, the movable plate passes through the spout and the slider slides and sets up on the mounting panel, mobile device includes that the length direction along the spout rotates the threaded lead screw that sets up in the spout, slider cover is established and threaded connection is on the threaded lead screw, the fixed removal motor that is used for driving threaded lead screw pivoted that is provided with on the mounting panel.

Through adopting above-mentioned technical scheme, when needs drive the dwang and move the position at arbitrary one centre gripping groove place, drive the rotation of screw thread lead screw through the traveling motor, because of the slider slides and sets up in the spout, make the slider can not rotate along with the rotation of screw thread lead screw, thereby make the slider drive the movable plate and remove, make the movable plate drive the dwang and remove to the position for arbitrary one centre gripping groove place, adopt screw thread lead screw to movable plate driven mode, can drive the movable plate and remove the position automatic fixation after the arbitrary removal, improved the drive effect to the movable plate.

Optionally, the dwang sets up to extending structure, and extending structure is including adjusting the pole and pegging graft and the carriage release lever of sliding connection in adjusting the pole, it sets up on the articulated shaft to adjust the pole fixed, the mounting sets up the tip of keeping away from the movable plate at the carriage release lever, be provided with on the regulation pole and be used for driving the adjusting device that the carriage release lever is located the regulation pole and removes.

By adopting the technical scheme, the adjusting device can drive the movable rod to move in the adjusting rod, so that the length of the rotating rod is adjusted, the rotating rod further drives the workpiece on the fixing part to further adjust the position of the workpiece, the workpiece can be further aligned with the clamping groove, and the conveying effect of conveying the workpiece into the clamping groove is improved; and the clamping device can be prevented from influencing the conveying of the workpiece by the rotating rod.

Optionally, the adjusting device includes an adjusting electric cylinder fixedly disposed on the adjusting rod, an adjusting plate is disposed on a side wall of the moving rod and at a position far away from the moving plate, and a driving end of the adjusting electric cylinder is fixedly connected to the adjusting plate.

Through adopting above-mentioned technical scheme, drive the regulating plate through adjusting the electric jar and remove for the regulating plate drives the carriage release lever and is located to adjust the pole and removes, thereby adjusts the length of carriage release lever, adopts setting up its simple structure of adjusting the electric jar and is convenient for maintain, has improved the drive effect to the carriage release lever.

In summary, the present application includes at least one of the following beneficial technical effects:

an operator places the workpieces on the conveyor belt, so that the conveyor belt can convey the workpieces to the position corresponding to any one clamping groove, and the conveying device can move the workpieces on the conveyor belt into the clamping groove, so that the workpieces are automatically conveyed;

the rotating device can drive the rotating rod to rotate to the conveying belt, the fixing piece can clamp and fix the workpiece at the moment, the rotating device can drive the rotating rod to move towards the clamping groove at the moment, the fixing piece can put the workpiece down to enable the workpiece to be placed in the clamping groove, and the moving plate can be driven to move to the position where any one clamping piece is located through the moving device, so that the same rotating rod can drive the fixing piece to convey the workpiece to any one clamping groove, and the cost is saved; the moving device and the rotating device can automatically complete the moving of the workpiece, and the labor is saved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is a schematic structural diagram for showing a sliding chute and a sliding block according to an embodiment of the present application;

FIG. 3 is a schematic view of an exploded view of an embodiment of the present application showing a rotating shaft;

FIG. 4 is a schematic diagram of an exploded structure for showing a spring according to an embodiment of the present application;

FIG. 5 is a schematic diagram showing the structure of a driving slot and a driving block according to an embodiment of the present application.

Description of reference numerals: 1. mounting a plate; 11. a fixed table; 111. a plate body; 112. a clamping groove; 113. a clamping cylinder; 114. a butt joint plate; 115. a limiting cylinder; 116. a limiting column; 12. a U-shaped plate; 121. a support bar; 122. a conveying roller; 123. a conveyor belt; 124. a transfer motor; 125. a first connecting plate; 126. a second connecting plate; 127. a third connecting plate; 13. hinging the interface; 131. a stop lever; 132. a rotating shaft; 133. driving an electric cylinder; 14. moving the plate; 141. a chute; 142. a slider; 143. a threaded lead screw; 144. a moving motor; 15. a hinge plate; 151. hinging a shaft; 152. rotating the rod; 153. a turbine; 154. rotating the motor; 155. a worm; 156. adjusting a rod; 157. a travel bar; 158. adjusting an electric cylinder; 159. an adjusting plate; 16. fixing the rod; 161. a clamping rod; 163. a drive slot; 164. a drive block; 165. a bidirectional lead screw; 166. a drive motor; 17. a rod body; 171. mounting a rod; 172. a plug rod; 173. a spring; 174. an electromagnet.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses a workpiece clamp applied to LED lamp box processing. With reference to fig. 1 and 2, a workpiece fixture applied to processing of an LED lamp box comprises mounting plates 1 which are parallel to each other and are arranged at intervals, a fixing table 11 is arranged between the edges of the mounting plates 1 on two sides, a plurality of plate bodies 111 are arranged on the fixing table 11 at intervals, clamping grooves 112 are formed in two sides of each plate body 111, and a plurality of clamping devices used for abutting workpieces to the clamping grooves 112 are arranged on the fixing table 11.

With reference to fig. 1 and fig. 2, in this embodiment, in order to butt the workpiece into the clamping groove 112, the clamping device includes a plurality of clamping cylinders 113 located between the two side mounting plates 1 and fixedly disposed on the fixing table 11, one clamping cylinder 113 is disposed between each two adjacent plate bodies 111, a driving end of the clamping cylinder 113 is inserted into and slidably connected to the fixing table 11, a butt plate 114 is fixedly disposed on the driving end of the clamping cylinder 113, and the butt plate 114 is used for fixing the workpiece in the four clamping grooves 112 on the two adjacent plate bodies 111; when the clamping cylinder 113 drives the abutting plate 114 to move, the abutting plate 114 can abut the workpiece into the clamping groove 112, so that the workpiece is fixed into the clamping groove 112.

Combine fig. 1 and fig. 2, in order to prevent that the work piece is located the centre gripping inslot 112 dislocation, on the fixed station 11 and be located between the both sides mounting panel 1 and be located the both sides of every centre gripping groove 112 and all fix and be provided with spacing cylinder 115, the fixed spacing post 116 that is provided with on the drive end of spacing cylinder 115, spacing cylinder 115 can drive spacing post 116 and remove, make spacing post 116 play spacing effect to the work piece in the centre gripping groove 112, when needs are located the centre gripping inslot 112 with the work piece and take out, it can in the fixed station 11 to drive spacing post 116 through spacing cylinder 115.

With reference to fig. 1 and 3, in order to automatically convey the workpiece into the clamping groove 112, the workpiece fixture further includes conveying devices located at two sides of the fixing table 11, each conveying device includes a U-shaped plate 12 erected on a surface of the mounting plate 1 at two sides, the surface is away from the mounting plate 1, a plurality of supporting rods 121 are disposed between outer walls of the U-shaped plates 12 and the mounting plate 1, one ends of the supporting rods 121 are fixedly connected to outer walls of the U-shaped plates 12, the other ends of the supporting rods 121 are fixedly connected to the mounting plate 1, and the U-shaped plates 12 are erected on the mounting plate 1 through the plurality of supporting rods 121; conveying rollers 122 are arranged in the U-shaped plate 12 and located at two sides of the U-shaped plate 12, two ends of each conveying roller 122 are rotatably arranged on opposite surfaces of the U-shaped plate 12, conveying belts 123 are wound on the conveying rollers 122 at the two sides, and a conveying motor 124 for driving one conveying roller 122 to rotate is fixedly arranged on the outer wall of the U-shaped plate 12; in this embodiment, in order to facilitate conveying the workpiece to the position of each clamping slot 112, the length of the conveyor belt 123 is greater than that of the mounting plate 1.

With reference to fig. 1 and 3, the workpiece is always kept opposite to the clamping groove 112 while being conveyed by the conveyor 123; the U-shaped plate 12 comprises a first connecting plate 125, a second connecting plate 126 and a third connecting plate 127, wherein the first connecting plate 125 and the second connecting plate 126 are arranged in parallel, the third connecting plate 127 is arranged between the first connecting plate 125 and the second connecting plate 126, the first connecting plate 125 is arranged at a position far away from the fixed station 11, the height of the first connecting plate 125 is higher than the belt surface of the conveyor belt 123, the height of the second connecting plate 126 is flush with the belt surface of the conveyor belt 123, a plurality of hinge ports 13 are arranged on the first connecting plate 125, the hinge ports 13 are arranged in one-to-one correspondence with a plurality of clamping grooves 112, a stop lever 131 used for stopping the conveyor belt 123 is arranged in each hinge port 13, rotating shafts 132 which are arranged on the opposite surfaces of the hinge ports 13 in a penetrating and rotating mode are fixedly arranged on the two sides of the stop lever 131, a plurality of driving electric cylinders 133 are hinged on the surface of the first connecting plate 125 far away from the second connecting plate 126, the drive end of the driving electric cylinder 133 is hinged to the end portion of the stop rod 131 far away from the fixed station 11, when the driving electric cylinder 133 drives the stop rod 131 to move, the stop rod 131 can drive the rotating shaft 132 to rotate in the hinge port 13, so that the end portion of the stop rod 131 close to the fixed station 11 rotates above the conveyor belt 123, when the conveyor belt 123 conveys, the stop rod 131 can play a role in stopping a workpiece, so that the workpiece is stopped at a position opposite to the clamping groove 112, and when the stop rod 131 is not needed to be used, the driving electric cylinder 133 can drive the stop rod 131 to rotate to a position far away from the conveyor belt 123.

Referring to fig. 2 and 4, in order to move the workpiece on the conveyor 123 into the clamping groove 112, a conveying device for moving the workpiece on the conveyor 123 into the clamping groove 112 is provided between the conveying device and the mounting plate 1.

With reference to fig. 2 and 4, the conveying device includes a moving plate 14 slidably disposed on the mounting plate 1 along the length direction of the conveyor belt 123, a sliding groove 141 is disposed on the mounting plate 1 along the length direction of the conveyor belt 123, a sliding block 142 slidably connected in the sliding groove 141 is fixedly disposed on the moving plate 14, and the moving plate 14 is slidably disposed on the mounting plate 1 through the sliding groove 141 and the sliding block 142; in the present embodiment, in order to prevent the sliding block 142 from being separated from the sliding groove 141 in a direction perpendicular to the length direction of the sliding groove 141, the cross section of the sliding groove 141 is formed in a "T" shape, and the sliding block 142 is disposed to be engaged with the sliding groove 141 in the "T" shape.

With reference to fig. 2 and fig. 4, in order to drive the moving plate 14 to drive the sliding block 142 to move in the sliding groove 141, a moving device for driving the moving plate 14 to move on the mounting plate 1 is disposed on the mounting plate 1; the moving device comprises a threaded lead screw 143 which is rotatably arranged in the sliding groove 141 along the length direction of the sliding groove 141, the sliding block 142 is sleeved on the threaded lead screw 143 and is in threaded connection with the threaded lead screw 143, and a moving motor 144 which is used for driving the threaded lead screw 143 to rotate is fixedly arranged on the mounting plate 1; the moving motor 144 drives the threaded lead screw 143 to rotate, and the sliding block 142 is slidably disposed in the sliding groove 141, so that the sliding block 142 cannot rotate along with the rotation of the threaded lead screw 143, and the sliding block 142 is located on the threaded lead screw 143 to move, and the sliding block 142 drives the moving plate 14 to move.

Referring to fig. 2 and 4, hinge plates 15 are arranged on the moving plate 14 and located at two sides of the moving plate 14, hinge shafts 151 are rotatably arranged between the hinge plates 15 at two sides, and rotating rods 152 are fixedly arranged on the hinge shafts 151; in order to drive the hinge shaft 151 to drive the rotating rod 152 to rotate, a rotating device for driving the hinge shaft 151 to drive the rotating rod 152 to rotate towards the conveyor belt 123 or the clamping groove 112 is arranged on the moving plate 14, the rotating device comprises a turbine 153 sleeved and fixedly connected to the hinge shaft 151, a rotating motor 154 is fixedly arranged on the hinge plate 15, and a worm 155 used for being meshed with the turbine 153 is fixedly arranged at the driving end of the rotating motor 154; the worm 155 is rotated by rotating the motor 154 so that the worm wheel 153 rotates the hinge shaft 151, and the hinge shaft 151 rotates the rotating rod 152.

Referring to fig. 2 and 4, in order to adjust the length of the rotating rod 152, the rotating rod 152 is provided with a telescopic structure, the telescopic structure comprises an adjusting rod 156 and a moving rod 157 inserted into the adjusting rod 156 and slidably connected therein, the adjusting rod 156 is fixedly arranged on the hinge shaft 151, a fixing member is arranged at an end of the moving rod 157 far away from the moving plate 14, and an adjusting device for driving the moving rod 157 to move in the adjusting rod 156 is arranged on the adjusting rod 156; the adjusting device comprises an adjusting electric cylinder 158 fixedly arranged on the adjusting rod 156, an adjusting plate 159 is arranged on the side wall of the movable rod 157 and at a position far away from the movable plate 14, and the driving end of the adjusting electric cylinder 158 is fixedly connected to the adjusting plate 159; the adjusting electric cylinder 158 is adjusted to drive the adjusting plate 159 to move, so that the adjusting plate 159 drives the moving rod 157 to move in the adjusting rod 156, and the length of the rotating rod 152 is adjusted; in other embodiments, the adjusting electric cylinder 158 can be replaced by an air cylinder, and the length of the rotating rod 152 can be adjusted by the air cylinder.

With reference to fig. 4 and 5, in order to fix the workpiece to the end portion of the rotating rod 152 away from the hinge plate 15, so that the rotating rod 152 can move the workpiece into the clamping groove 112 by rotating and expanding and contracting, a fixing member for clamping and fixing the workpiece is provided at the end portion of the rotating rod 152 away from the moving plate 14; the fixing member includes a fixing lever 16 fixedly provided at an end portion of the rotating lever 152 away from the hinge plate 15, and a clamping lever 161 is slidably provided along a length direction of the fixing lever 16 on a face of the fixing lever 16 away from the rotating lever 152 and on both sides of the fixing lever 16.

Referring to fig. 4 and 5, in order to drive the both side clamping bars 161 to approach or separate from each other, a driving means for driving the both side clamping bars 161 to approach or separate from each other is provided on the fixing lever 16. A driving groove 163 is formed in the fixing rod 16 along the length direction of the fixing rod 16, and driving blocks 164 which are slidably connected in the driving groove 163 are fixedly arranged on the clamping rods 161 at two sides; in this embodiment, in order to prevent the driving block 164 from being separated from the driving groove 163 in a direction perpendicular to the length direction of the driving groove 163, the cross section of the driving groove 163 is formed in a "T" shape, and the driving block 164 is disposed in cooperation with the driving groove 163 of the "T" shape; the driving device comprises a bidirectional screw 165 rotatably arranged in a driving groove 163 along the length direction of the driving groove 163, two side driving blocks 164 are sleeved on and screwed on two end threaded parts of the bidirectional screw 165, and one end of the fixing rod 16 is fixedly provided with a driving motor 166 for driving the bidirectional screw 165 to rotate.

The driving motor 166 drives the bidirectional screw rod 165 to rotate, and the driving block 164 is connected in the driving groove 163 in a sliding manner, so that the driving block 164 cannot rotate along with the rotation of the bidirectional screw rod 165, the driving block 164 can drive the clamping rods 161 to move, and the threaded parts at the two ends of the bidirectional screw rod 165 are opposite in rotating direction, so that the clamping rods 161 at the two sides are close to or far away from each other; in other embodiments, the driving device may be replaced by an electric cylinder fixedly disposed at both ends of the fixing rod 16, and the two-side driving blocks 164 are fixedly disposed at the driving ends of the two-side electric cylinders, and the two-side driving blocks 164 may be driven to approach or separate from each other by the two-side electric cylinders, so that the two-side clamping rods 161 approach or separate from each other.

With reference to fig. 4 and 5, in order to drive the clamping rods 161 to clamp the special-shaped workpiece, a plurality of rod bodies 17 are disposed on the opposite surfaces of the clamping rods 161 at two sides, each rod body 17 includes a mounting rod 171 and an inserting rod 172 inserted and slidably connected in the mounting rod 171, a spring 173 is disposed in each rod body 17, one end of each spring 173 is fixedly connected to the bottom wall of the mounting rod 171, the other end of each spring 173 is fixedly connected to the bottom wall of the inserting rod 172, and an electromagnet 174 is disposed at the end of each inserting rod 172 far from the clamping rod 161; when the clamping rods 161 on two sides are close to the workpiece, the inserting rods 172 can be driven to resist the elastic force of the spring 173 and be located in the mounting rod 171 for moving, so that the inserting rods 172 resist the elastic force of the spring 173 and drive the electromagnet 174 to abut against the workpiece, and the clamping rods 161 on two sides drive the rod bodies 17 to clamp and fix the special-shaped workpiece.

The implementation principle of the workpiece fixture applied to the LED lamp box processing is as follows: when a workpiece needs to be conveyed into the clamping groove 112, an operator sequentially places the workpiece on the conveyor belt 123, at this time, the conveyor belt 123 can drive the workpiece to be conveyed to a position corresponding to the clamping groove 112, the electric cylinder 133 is driven to drive the blocking rod 131 to move, so that the blocking rod 131 rotates to a position above the conveyor belt 123, the workpiece can be abutted by the blocking rod 131, at this time, the worm 155 is driven to rotate by the rotating motor 154, so that the worm wheel 153 drives the rotating rod 152 to rotate, the rotating rod 152 drives the clamping rod 161 to rotate to a position where the workpiece is located, at this time, the two-way screw rod 165 is driven to rotate by the driving motor 166, so that the clamping rods 161 on the clamping rods 161 are driven by the driving blocks 164 at two sides to approach each other, so that the clamping rods 161 fix the workpiece, at this time, the worm 155 is driven to rotate by the rotating motor 154 again, so that the worm wheel 153 drives the rotating rod 152 to rotate, and at the moving rod 157 is driven to move in the adjusting rod 156 by the adjusting electric cylinder 158, thereby adjust the position of work piece for the work piece is arranged in centre gripping groove 112, keeps away from through driving both sides supporting rod 161 this moment, makes both sides supporting rod 161 place the work piece in centre gripping groove 112, drives screw thread screw 143 through moving motor 144 and rotates, makes slider 142 drive movable plate 14 and removes, makes movable plate 14 remove and carries to the position at next work piece place, need not the manual work and puts in proper order, has saved the manpower.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a be applied to work piece holder of LED lamp house processing which characterized in that: the workpiece clamping device comprises mounting plates (1) which are parallel to each other and arranged at intervals, wherein a fixing table (11) is arranged between the same side edges of the mounting plates (1), a plurality of plate bodies (111) are arranged on the fixing table (11) at intervals, clamping grooves (112) are formed in the two sides of each plate body (111), a plurality of clamping devices used for abutting workpieces to the clamping grooves (112) are arranged on the fixing table (11), the workpiece clamping device further comprises conveying devices positioned on the two sides of the fixing table (11), each conveying device comprises a U-shaped plate (12) erected on the surface of the mounting plates (1) on the two sides deviating from each other, conveying rollers (122) are arranged in the U-shaped plates (12) and positioned on the two sides of the U-shaped plates (12), the two ends of each conveying roller (122) are rotatably arranged on the opposite surfaces of the U-shaped plates (12), conveying belts (123) are wound on the conveying rollers (122), a conveying motor (124) for driving one conveying roller (122) to rotate is fixedly arranged on the outer wall of the U-shaped plate (12), and a conveying device for moving the workpieces on the conveying belt (123) into the clamping groove (112) is arranged between the conveying device and the mounting plate (1);

the conveying device comprises a moving plate (14) which is arranged on a mounting plate (1) in a sliding mode along the length direction of a conveying belt (123), hinged plates (15) are arranged on the moving plate (14) and located on two sides of the moving plate (14), hinged shafts (151) are arranged on the two sides of the hinged plates (15) in a rotating mode, rotating rods (152) are fixedly arranged on the hinged shafts (151), fixing parts for clamping and fixing workpieces are arranged at the end portions, far away from the moving plate (14), of the rotating rods (152), rotating devices for driving the hinged shafts (151) to drive the rotating rods (152) to rotate towards the conveying belt (123) or a clamping groove (112) are arranged on the moving plate (14), and moving devices for driving the moving plate (14) to move on the mounting plate (1) are arranged on the mounting plate (1);

the rotating rod (152) is of a telescopic structure, the telescopic structure comprises an adjusting rod (156) and a moving rod (157) which is inserted into the adjusting rod (156) in a sliding mode, the adjusting rod (156) is fixedly arranged on the hinge shaft (151), the fixing piece is arranged at the end portion, far away from the moving plate (14), of the moving rod (157), and an adjusting device used for driving the moving rod (157) to move in the adjusting rod (156) is arranged on the adjusting rod (156); the U-shaped plate (12) comprises a first connecting plate (125), a second connecting plate (126) and a third connecting plate (127), the first connecting plate (125) and the second connecting plate (126) are arranged in parallel, the third connecting plate (127) is arranged between the first connecting plate (125) and the second connecting plate (126), the first connecting plate (125) is positioned at a position far away from the fixed table (11), the height of the first connecting plate (125) is higher than the belt surface of the conveyor belt (123), the height of the second connecting plate (126) is flush with the belt surface of the conveyor belt (123), a plurality of hinge interfaces (13) are arranged on the first connecting plate (125), the hinge interfaces (13) are arranged in one-to-one correspondence with the clamping grooves (112), a stop lever (131) used for stopping the conveyor belt (123) from being arranged above is arranged in each hinge interface (13), rotating shafts (132) which are arranged on two sides of the stop levers (131) and are fixedly connected to the opposite surfaces of the hinge interfaces (13) in a penetrating manner in a rotating manner, the surface of the first connecting plate (125) departing from the second connecting plate (126) is provided with a plurality of driving electric cylinders (133) in a hinged mode, and the driving ends of the driving electric cylinders (133) are arranged at the end portions, far away from the fixed table (11), of the stop rods (131) in a hinged mode.

2. The workpiece clamp applied to the LED lamp box processing as claimed in claim 1, wherein: the fixing piece comprises a fixing rod (16) fixedly arranged at the end part of the rotating rod (152) far away from the hinged plate (15), clamping rods (161) are arranged on the surface of the fixing rod (16) deviating from the rotating rod (152) in a sliding mode on the two sides of the fixing rod (16) along the length direction of the fixing rod (16), and a driving device used for driving the clamping rods (161) on the two sides to be close to or far away from each other is arranged on the fixing rod (16).

3. The workpiece clamp applied to the LED lamp box processing as claimed in claim 2, wherein: the utility model discloses a two-way lead screw of fixed pole, including dead lever (16), fixed drive rod (161), drive arrangement, drive rod (16) are gone up along the length direction of dead lever (16) and have been seted up drive groove (163), both sides fixed being provided with on supporting rod (161) is used for drive block (164) of sliding connection in drive groove (163), drive arrangement includes that the length direction along drive groove (163) rotates two-way lead screw (165) of setting in drive groove (163), both sides drive block (164) cover is established and threaded connection is on the both ends screw portion of two-way lead screw (165), the one end of dead lever (16) is fixed to be provided with and is used for driving two-way lead screw (165) pivoted driving motor (166).

4. The workpiece clamp applied to the LED lamp box processing as claimed in claim 3, wherein: both sides all be provided with a plurality of body of rod (17) on the face that clamping rod (161) is relative, every body of rod (17) all include installation pole (171) and grafting and plug-in connection are in installation pole (171) peg graft pole (172), be provided with spring (173) in body of rod (17), on the diapire of installation pole (171), other end fixed connection is to the diapire of peg graft pole (172), every the tip that clamping rod (161) were kept away from to peg graft pole (172) is provided with electro-magnet (174).

5. The workpiece clamp applied to the LED lamp box processing as claimed in claim 1, wherein: the rotating device comprises a turbine (153) which is sleeved and fixedly connected to the hinge shaft (151), a rotating motor (154) is fixedly arranged on the hinge plate (15), and a worm (155) which is meshed with the turbine (153) is fixedly arranged on a driving end of the rotating motor (154).

6. The workpiece clamp applied to the LED lamp box processing as claimed in claim 1, wherein: the mounting panel (1) is gone up and has been seted up spout (141) along the length direction of conveyer belt (123), fixed slider (142) of sliding connection in spout (141) that is provided with on movable plate (14), movable plate (14) slide through spout (141) and slider (142) and set up on mounting panel (1), mobile device includes that the length direction along spout (141) rotates threaded lead screw (143) of setting in spout (141), slider (142) cover is established and threaded connection is on threaded lead screw (143), fixed being provided with on mounting panel (1) is used for driving threaded lead screw (143) pivoted moving motor (144).

7. The workpiece clamp applied to the LED lamp box processing as claimed in claim 1, wherein: the adjusting device comprises an adjusting electric cylinder (158) fixedly arranged on an adjusting rod (156), an adjusting plate (159) is arranged on the side wall of the moving rod (157) and at a position far away from the moving plate (14), and the driving end of the adjusting electric cylinder (158) is fixedly connected to the adjusting plate (159).