CN212240222U - Overturning positioning device - Google Patents

Abstract

The utility model provides a turnover positioning device, which comprises a turnover connecting piece, wherein the turnover connecting piece comprises a connecting plate, and a first through hole is arranged on the connecting plate; the overturning support assembly comprises a fixed piece, a first rotating piece, a second rotating piece and a top shaft, wherein the first rotating piece is rotatably connected to the outside of the fixed piece and is connected with the connecting plate, the top shaft is slidably arranged in the fixed piece, one end, facing the connecting plate, of the top shaft is rotatably connected with the second rotating piece, and the second rotating piece can move along with the top shaft and penetrates through the first through hole; the driving assembly is connected with the first rotating piece in a transmission mode, drives the workpiece to rotate, processes a plurality of surfaces to be processed of the workpiece, effectively improves working efficiency, is matched with the sleeve hole in the workpiece through the jacking shaft, is locked through the locking piece, effectively prevents the workpiece from rotating and separating from the workpiece, and improves safety.

Description

Overturning positioning device

Technical Field

The utility model relates to an automation equipment field especially relates to a upset positioner.

Background

With the development of economy and science and technology, the application of automation equipment in industrial production is more and more extensive, and the problems of low manual efficiency and high cost are replaced by the automation equipment.

In the current production line, most workpieces need to be processed on the front side and the back side. And adopt artifical manual mode to overturn the work piece at present to process the work piece after the upset, this kind of processing mode, the positioning error of work piece appears easily, and then leads to the work piece to damage, and greatly reduced generates efficiency, is difficult to satisfy the production demand.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides an effectively promote work efficiency's upset positioner to, upset positioner has been equipped with the upset connecting piece of location installation work piece, carries out the upset supporting component of locking location to the work piece, and drives work piece pivoted drive assembly.

A roll-over positioning device comprising:

the turnover connecting piece comprises at least one connecting plate, and each connecting plate is provided with a first through hole;

the turnover support assemblies are respectively opposite to one connecting plate and comprise a fixing piece, a first rotating piece, a second rotating piece and a top shaft, the first rotating piece is rotatably connected to the outside of the fixing piece and is connected with the connecting plate, the top shaft is arranged in the fixing piece in a sliding mode, one end, facing the connecting plate, of the top shaft is rotatably connected with the second rotating piece, and the second rotating piece can move with the top shaft and penetrates through the first through hole;

and the driving assembly is in transmission connection with the first rotating member.

Further, upset support assembly still includes the retaining member, the retaining member includes:

the limiting sleeve block is arranged on one side, away from the first rotating part, of the fixing part, a limiting hole is formed in the limiting sleeve block, and the jacking shaft is arranged in the limiting sleeve block in a sliding mode;

and the handle is arranged on the top shaft and is used for being matched with the limiting hole.

Further, the fixing member includes:

the supporting base is fixedly arranged on one side of the connecting plate, a second through hole which is opposite to the first through hole is formed in the supporting base, and the jacking shaft is arranged in the second through hole in a sliding mode;

the sleeve is arranged on one side, facing the connecting plate, of the supporting base, and the sleeve and the second through hole are oppositely arranged, so that the jacking shaft is arranged inside the sleeve in a sliding mode.

Further, the first rotating member includes:

the outer shaft seat is rotatably arranged outside the sleeve;

the first gear is arranged on one side, away from the supporting base, of the outer shaft base and is in transmission connection with the driving assembly;

the first positioning disc is arranged on one side, away from the outer shaft seat, of the first gear and is connected with the connecting plate in a positioning mode;

the first gear and the first positioning disc are hollow inside respectively, so that the second rotating piece on the top shaft can pass through the first gear and the first positioning disc.

Further, the first gear is a sector gear.

Further, the number of the turnover support assemblies and the number of the connecting plates are two respectively.

Further, the overturning positioning device further comprises:

a transmission assembly comprises a transmission shaft, a third gear, two fourth gears and two first mounting seats, wherein the two ends of the transmission shaft are respectively and rotatably arranged on the first mounting seats, the transmission shaft is sleeved with the third gear and the fourth gears, the third gear is in transmission connection with the driving assembly, and each fourth gear is in meshing with one first gear.

Further, the drive assembly includes:

a second mounting seat;

the speed reducer is arranged on the second mounting seat;

the motor is in transmission connection with the speed reducer;

the two third mounting seats are rotatably connected to the output shaft of the speed reducer;

and the second gear is sleeved on the output shaft of the speed reducer and is meshed with the third gear.

Further, still include:

at least one second bearing sleeved between the top shaft and the second rotating part;

the ejector head is arranged on one side, away from the ejector shaft, of the second rotating part;

and the second clamp spring is arranged on one side of the second rotating part, which deviates from the top.

Further, the flip connector further comprises:

the mounting plate is provided with two connecting plates which are arranged on two opposite sides of the mounting plate respectively, and a second positioning disc for fixing a workpiece is connected to the mounting plate in a positioning manner.

Compared with the prior art, the technical scheme has the following advantages:

can drive the work piece through upset positioner and rotate at same station to a plurality of faces of treating to the work piece are processed, effectively improve work efficiency, go back the trepanning cooperation on accessible apical axis and the work piece, and lock through the retaining member, in order to reach the purpose of locking the work piece, prevent effectively that the work piece from rotating the phenomenon that the in-process breaks away from, have promoted the security. In addition, the parts of the turnover positioning device can be connected in a positioning mode, for example, the parts of the turnover positioning device are connected between the supporting base and the sleeve, and the parts of the turnover positioning device are connected in a positioning mode between the workpiece and the mounting plate, so that the mounting precision is improved, and the influence on the using effect caused by mounting errors is effectively avoided.

The present invention will be further described with reference to the accompanying drawings and examples.

Drawings

Fig. 1 is a schematic structural view of the turning positioning device of the present invention;

fig. 2 is a schematic structural view of the turnover connection member of the present invention;

fig. 3 is a cross-sectional view of the turning support assembly of the present invention;

fig. 4 is an exploded view of the turning support assembly of the present invention;

fig. 5 is a schematic structural diagram of the driving assembly of the present invention;

fig. 6 is a schematic structural view of the transmission assembly of the present invention;

fig. 7 is a schematic structural diagram of a second positioning plate according to the present invention;

fig. 8 is a sectional view taken along a-a in fig. 7.

In the figure: 100 turning positioning devices, 110 turning connecting pieces, 111 connecting plates, 1111 first through holes, 1112 second positioning grooves, 112 mounting plates, 1121 avoidance holes, 1122 third positioning grooves, 120 turning supporting components, 121 fixing pieces, 1211 supporting bases, 1212 sleeves, 12111 second through holes, 12112 countersunk holes, 12113 first positioning grooves, 122 first rotating pieces, 1221 outer shaft bases, 1222 first bearings, 1223 first snap springs, 1224 first positioning discs, 1225 first gears, 123 second rotating pieces and 124 top shafts, 125 locking pieces, 1251 limiting sleeve blocks, 12511 limiting holes, 1252 handles, 126 second bearings, 127 jacks, 128 second clamp springs, 130 driving components, 131 motors, 132 second gears, 133 speed reducers, 134 second mounting seats, 135 third mounting seats, 140 transmission components, 141 transmission shafts, 142 third gears, 143 fourth gears, 144 first mounting seats, 145 gland covers, 150 second positioning plates, 151 mounting grooves and 200 workpieces.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art. The basic principles of the invention, as defined in the following description, may be applied to other embodiments, variations, modifications, equivalents and other technical solutions without departing from the spirit and scope of the invention.

As shown in fig. 1, the turning positioning device according to the preferred embodiment of the present invention is used to turn the workpiece 200, so as to process at least two surfaces to be processed on the same station of the workpiece 200, thereby effectively improving the working efficiency. The workpiece 200 includes a support arm or hub or the like. Of course, the workpiece 200 may be a connecting member for connecting a hub, etc., wherein the hub is detachably mounted on the connecting member, and the hub connected to the connecting member is driven to rotate by the overturning positioning device 100, so as to process at least two surfaces to be processed of the hub.

As shown in fig. 1 to 4, an inversion positioning apparatus 100 includes:

the overturning connecting piece 110 comprises at least one connecting plate 111, and each connecting plate 111 is provided with a first through hole 1111;

at least one turning support assembly 120, each turning support assembly 120 is arranged opposite to one connecting plate 111, and comprises a fixed part 121, a first rotating part 122, a second rotating part 123 and a top shaft 124, the first rotating part 122 is rotatably connected to the outside of the fixed part 121, the first rotating part 122 is connected with the connecting plate 111, the top shaft 124 is slidably arranged in the fixed part 121, one end of the top shaft 124, facing the connecting plate 111, is rotatably connected with the second rotating part 123, the second rotating part 123 can move along with the top shaft 124 and penetrates through the first through hole 1111, and the top shaft 124 moves along the axial direction;

a driving assembly 130, which is in transmission connection with the first rotating member 122.

The turning positioning device is used for driving the workpiece 200 to turn, and the workpiece 200 is provided with a trepanning matched with the second rotating piece 123. When the workpiece 200 is mounted, the workpiece 200 is first fixed to the flip connection member 110, and the trepan boring of the workpiece 200 is disposed opposite to the first through hole 1111, at this time, the workpiece 200 is located on the side of the connection plate 111 facing away from the flip support assembly 120, and then the top shaft 124 is manually or electrically pushed, so that the second rotation member 123 of the top shaft 124 passes through the first through hole 1111 and is inserted into the trepan boring, thereby achieving the positioning function. The driving assembly 130 drives the first rotating member 122 to rotate, and the first rotating member 122 drives the flip connecting member 110 and the workpiece 200 to rotate around the axis of the top shaft 124. When the workpiece 200 is removed, the top shaft 124 is pushed to move in the opposite direction and the second rotating member 123 slides out of the trepan boring, and then the workpiece 200 is removed.

By adopting the above configuration, the top shaft 124 can be engaged with the workpiece 200, and the workpiece 200 can be rotated about the axial direction of the top shaft 124. Therefore, when the workpiece 200 rotates, the workpiece 200 is connected with the top shaft 124 in a matching manner, so that the phenomenon that the workpiece 200 falls off in the rotating process is effectively prevented, and the stability and the safety of the rotation of the workpiece 200 are improved. In addition, the moving process of the top shaft 124 can be performed manually or electrically, the selection is various, the operation is more convenient, and the efficiency is further improved.

As shown in fig. 3 and 4, the turnover support assembly 120 further includes a locking member 125 for locking and unlocking the top shaft 124, so that the top shaft 124 and the workpiece 200 can be fixed after being matched, and the phenomenon that the top shaft 124 is separated from the workpiece 200 in the rotating process is prevented from affecting the use effect.

Specifically, the locking member 125 includes a limiting sleeve block 1251 and a handle 1252, the limiting sleeve block 1251 is disposed on a side of the fixing member 121 away from the first rotating member 122, the limiting sleeve block 125 is hollow inside, so that the top shaft 124 can slide inside the limiting sleeve block 125, that is, the top shaft 124 is slidably disposed inside the limiting sleeve block 125, a limiting hole 12511 is disposed on the limiting sleeve block 1251, a handle 1252 engaged with the limiting hole 12511 is disposed on the top shaft 124, and the handle 1252 is disposed at an end of the top shaft 124 away from the second rotating member 123.

When the second rotating member 123 of the top shaft 124 is inserted into the trepan boring of the workpiece 200, the handle 1252 and the limiting hole 12511 are disposed opposite to each other, and by rotating the top shaft 124, the handle 1252 can be engaged with the limiting hole 12511, thereby achieving the purpose of locking the workpiece 200. When the second rotating member 123 needs to be removed from the sleeve hole, the top shaft 124 is rotated reversely by the handle 1252, so that the handle 1252 is removed from the limiting hole 12511, and the purpose of unlocking the workpiece is achieved, and at this time, the top shaft 124 can be extracted by the handle 1252.

It should be noted that, when the locking member 125 locks the workpiece, the driving assembly 130 drives the first rotating member 122 to rotate. In this process, since the second rotating member 123 and the top shaft 124 are rotatably connected, the workpiece 200 can rotate with respect to the top shaft 124 and along with the first rotating member 122, i.e., the top shaft 124 is stationary at this time.

More specifically, the handle 1252 and the top shaft 124 are vertically disposed. The top shaft 124 is a cylinder, the limiting sleeve block 1251 is C-shaped and can be sleeved outside the top shaft 124, the C-shaped limiting sleeve block 1251 can avoid the handle 1252, and the top shaft 124 moves relative to the limiting sleeve block 1251.

In one embodiment, handle 1252 and top shaft 124 are nested.

In another embodiment, handle 1252 and top shaft 124 are threaded.

As shown in fig. 2 to 4, the fixing member 121 includes a supporting base 1211 and a sleeve 1212, the supporting base 1211 is fixedly disposed on one side of the connecting plate 111, and is provided with a second through hole 12111 disposed opposite to the first through hole 1111, the top shaft 124 is slidably disposed in the second through hole 12111, the sleeve 1212 is disposed on the supporting base 1211 and is located on one side of the supporting base 1211 facing the connecting plate 111, the sleeve 1212 is hollow, and the sleeve 1212 is opposite to the second through hole 12111 so as to allow the top shaft 124 to pass through and slide with the fixing member 121.

The support base 1211 and sleeve 1212 may be coupled using fasteners, including screws, bolts, and the like. Referring to fig. 3, a side of the support base 1211 facing away from the sleeve 1212 is provided with a countersunk hole 12112, so that the head of a screw or the like is embedded inside the countersunk hole 12112 to prevent the head of the screw from affecting the installation of other parts, such as the position limiting sleeve block 1251, specifically, the position limiting sleeve block 1251 is provided on a side of the support base 1211 facing away from the sleeve 1212, and the position limiting sleeve block 1251 can also be fixed on the support base 1211 by using a fastener. A slide way for sliding the top shaft 124 is formed among the inside of the limiting sleeve block 1251, the inside of the second through hole 12111 and the inside of the sleeve 1212, so that the top shaft 124 can slide.

As shown in fig. 3 and 4, the support base 1211 is provided with a first positioning groove 12113 to be fitted with the sleeve 1212, and the second through hole 12111 is located in the first positioning groove 12113. By providing the first positioning groove 12112, when the support base 1211 and the sleeve 1212 are coupled, the second through hole 12111 is opposed to the inside of the sleeve 1212, thereby preventing an assembly error from affecting the sliding coupling of the top shaft 124 and the fixing member 121. Specifically, the first positioning groove 12113 and the second through hole 12111 are both circular and are disposed coaxially, and the end of the sleeve 1212 that mates with the first positioning groove 12112 is also circular.

As shown in fig. 3 to 4, the first rotating member 122 includes an outer shaft holder 1221, and the outer shaft holder 1221 is rotatably disposed outside the sleeve 1212 and connected to the connecting plate 111.

Further, the first rotating member 122 further includes a first positioning disk 1224, both sides of the first positioning disk 1224 are respectively connected to the connecting plate 111 and the outer hub 1221, and the first positioning disk 1224 has a hollow structure so as to allow the second rotating member 123 and the top shaft 124 to pass through.

Referring to fig. 2, the connecting plate 111 is provided with a second positioning groove 1112 matched with the first positioning disc 1224, and the first through hole 1111 is located inside the second positioning groove 1112. By arranging the second positioning groove 1112, the mounting and positioning accuracy is improved, and the use of the turnover positioning device 100 is effectively prevented from being influenced by assembly errors. Specifically, the second positioning groove 1112 and the first through hole 1111 are circular and coaxially disposed, and the first positioning plate 1224 engaged with the second positioning groove 1112 is ring-shaped.

In one embodiment, the first rotating member 122 and the driving assembly 130 are connected by a belt drive.

In another embodiment, the first rotating member 122 and the driving assembly 130 are connected by a gear transmission. Specifically, the first rotating member 122 includes a first gear 1225 engaged with the driving assembly 130 to realize a transmission connection therebetween. The first gear 1225 is disposed between the first positioning disk 1224 and the outer spindle base 1221, and the first gear 1225 is hollow inside to pass the top shaft 124. The connecting plate 111, the first positioning disk 1224, the first gear 1225, and the outer hub 1221 may be connected by fasteners.

Further, the first rotating member 122 further includes a first bearing 1222 and a first snap spring 1223, the first bearing 1222 is disposed between the sleeve 1212 and the outer shaft holder 1221 and locked by the first snap spring 1223, so that the outer shaft holder 1221 rotates relative to the sleeve 1212.

Further, the first gear 1225 may be a sector gear. By increasing the number of the first bearings 1222, the sector gear bearing a larger force is borne, specifically, the number of the first bearings 1222 and the number of the first clamp springs 1223 are two respectively.

As shown in fig. 3 and 4, a second bearing 126 is sleeved between the top shaft 124 and the second rotating member 123. Preferably, the number of the second bearings 126 is two.

Further, the second rotating member 123 is a ring-shaped mechanism, and two ends of the second rotating member 123 are respectively provided with a top 127 and a second snap spring 128, so that the second bearing 127 is positioned inside the second rotating member 123. The top head 127 is located on a side of the second rotating member 123 away from the top shaft 124.

As shown in fig. 1, 3 and 5, the driving assembly 130 includes a motor 131 and a second gear 132, the motor 131 is in transmission connection with the second gear 132, and the second gear 132 is engaged with the first gear 1225. Thus, the motor drives the second gear 132 to rotate, the second gear 132 drives the first gear 1225 to rotate, and the first gear 1225 drives the flip connector 110 and the workpiece 200 to rotate.

As shown in fig. 1 and 2, the number of the turning support assemblies 120 and the number of the connecting plates 111 are two, and each connecting plate 111 corresponds to one turning support assembly 120.

Specifically, the flip connector 110 further includes a mounting plate 112, two connecting plates 111 are respectively disposed on two opposite sides of the mounting plate 112, and the first through holes 1111 of the two connecting plates 111 are oppositely disposed. The mounting plate 112 is used for mounting the workpiece 200, after the workpiece 200 is mounted on the mounting plate 112, the workpiece 200 is located between the two connecting plates 111, and two trepanning holes are formed in the workpiece 200, and each trepanning hole corresponds to one first through hole 1111, so that the turnover support component 120 locates the trepanning hole. Referring to fig. 3 and 4, the top shafts 124 on both sides of the workpiece 200 may be pushed so that the second rotation members 123 on the top shafts 124 are inserted into the corresponding sockets and locked by the locking members 125. It should be noted that the top shafts 124 on both sides are coaxially disposed, so that the driving assembly 130 drives the workpiece 200 to rotate around the axis of the top shaft 124.

As shown in fig. 1 and 6, the flipping positioning device 100 further includes:

a transmission component 140, the driving component 130 is in transmission connection with the two turning support components 120 through the transmission component 140. The transmission assembly 140 can simultaneously drive the two turning support assemblies 120 to rotate.

Specifically, referring to fig. 1, 3, 5 and 6, the transmission assembly 140 includes a transmission shaft 141, a third gear 142, two fourth gears 143 and two first mounting seats 144, the two ends of the transmission shaft 141 are respectively provided with the first mounting seats 144 in a rotating manner, the first mounting seats 144 can be fixed on a workbench or a bracket to fix the transmission assembly 140, the transmission shaft 141 is sleeved with the third gear 142 and the fourth gear 143, the third gear 142 is engaged with the second gear 132, and each fourth gear 143 is engaged with the first gear 1225. The motor 131 drives the second gear 132 to rotate, the second gear 132 drives the third gear 142 to rotate, the third gear 142 drives the transmission shaft 141 and the fourth gears 143 to rotate, and each fourth gear 143 drives the first gear 1225 to rotate, so that the driving assembly 130 drives the two overturning support assemblies 120 to rotate at the same time.

More specifically, a bearing is sleeved between the first mounting seat 144 and the transmission shaft 141.

In one embodiment, the third gear 142 is located between two fourth gears 143. Further, two first mounting seats 144 are located between the two fourth gears 143 and on both sides of the third gear 142. Wherein, a gland 145 is arranged on one side of the fourth gear 143, which faces away from the first mounting seat 144.

In another embodiment, the third gear 142 is located between two fourth gears 143, and the two fourth gears 143 are located between two first mounting seats 144.

As shown in fig. 1, 2 and 6, the transmission assembly 140 is located at a lower portion of the mounting plate 112, and an avoidance hole 1121 for avoiding rotation of the third gear 142 is formed on the mounting plate 112. The workpiece 200 is now positioned on top of the mounting plate 112.

As shown in fig. 5, the driving assembly 130 further includes a speed reducer 133 and a second mounting base 134, the motor 131 is in transmission connection with the speed reducer 133, the speed reducer 133 is mounted on the second mounting base 134, and the output shaft of the speed reducer 133 is sleeved with the second gear 132.

Referring to fig. 5, the driving assembly 130 further includes two third mounting seats 135, and the two third mounting seats 135 are rotatably connected to the output shaft of the speed reducer 133 and located on a side of the third mounting seat 135 away from the speed reducer 133. Specifically, a bearing is provided between each third mount 135 and the output shaft of the speed reducer 133.

In one example, the second gear 132 is located between two third mounts 135.

The aforementioned second and third mounts 134, 135 may be mounted on a table or a bracket to secure the drive assembly 130.

With continued reference to fig. 5 and 2, driving assembly 130 is located at a lower portion of mounting plate 112, and is located at a side of mounting plate 112 disposed at avoidance hole 1121.

As shown in fig. 1, fig. 2, fig. 7 and fig. 8, the flipping positioning device 100 further includes a second positioning plate 150, and the second positioning plate 150 is disposed on a side of the mounting plate 112 away from the avoiding hole 1121, so that the workpiece 200 is fixed on the mounting plate 112 through the second positioning plate 150. Thus, when the workpiece 200 is mounted on the mounting plate 112, the two sleeve holes on the workpiece 200 can be matched with the second rotating member 123 on the top shaft 124, and the mounting accuracy is improved.

Specifically, the mounting plate 112 is provided with a third positioning slot 1122, and the third positioning slot 1122 is located on a side of the mounting plate 112 away from the avoiding hole 1121. The second positioning plate 150 and the third positioning slot 1122 cooperate to achieve positioning and mounting of the workpiece 200 on the mounting plate 112. In one example, the second puck 150 and the third detent 1122 are each circular in shape.

More specifically, the second positioning plate 150 is provided with a mounting groove 151 on a side thereof facing the workpiece 200, and the workpiece 200 may be fitted into the mounting groove 151 and fixed by a fastener.

After one surface to be processed of the workpiece 200 is processed, the workpiece 200 may be driven to rotate by the flipping positioning device 100, so that the other surface to be processed of the workpiece 200 is located at a processing station, and the principle of the flipping positioning device 100 is as follows:

in the first step, the two top shafts 124 are pushed to move towards the workpiece 200 respectively, so that the second rotating member 123 on the top shaft 124 is inserted into the sleeve hole on the workpiece 200, and then the handle 1252 on the top shaft 124 is rotated and is clamped in the limiting hole 12511 on the limiting sleeve block 1251, thereby achieving the purposes of locking the top shaft 124 and positioning the workpiece by the top shaft 124.

Secondly, the motor 131 drives the second gear 132 to rotate through the speed reducer 133, the second gear 132 drives the third gear 142 to rotate, the two fourth gears 143 rotate simultaneously with the second gear 132, and each fourth gear 143 drives one first gear 1225 to rotate, so that the turnover connecting member 110 and the workpiece 200 rotate along the axial direction of the top shaft 124 until the surface to be processed of the workpiece 200 is located on the processing station, and at this time, the surface to be processed of the workpiece 200 can be processed.

After the processing is completed, the handles 1252 on the two top shafts 124 can be rotated, so that the handles 1252 move out of the limiting holes 12511 on the limiting sleeve block 1251 to achieve the purpose of unlocking the top shafts 124, and at this time, the top shafts 124 are pushed to move away from the workpiece 200, so that the second rotating members 123 on the top shafts 124 move out of the sleeve holes, and the workpiece 200 can be conveniently dismounted.

It should be noted that after the workpiece 200 mounted on the mounting plate 112 finishes processing one surface to be processed, the turnover positioning device 100 drives the workpiece 200 to rotate, so that another surface to be processed of the workpiece 200 is located at a station, as can be seen, a plurality of surfaces to be processed of the workpiece 200 may be provided, and the rotation angle is controlled by the motor 131, so that different surfaces to be processed of the workpiece 200 are located at the station, in an example, the motor 131 drives the workpiece 200 to rotate 30 ° to process the surface to be processed of the workpiece 200 located at the station. In another example, the workpiece 200 has two surfaces to be machined, which are respectively located on the front and back sides of the workpiece 200, and the motor 131 controls the workpiece 200 to rotate by 90 °.

The above-mentioned embodiments are only used for illustrating the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to limit the scope of the present invention in terms of implementation, which is not limited by the present embodiment, i.e. all equivalent changes or modifications made in accordance with the spirit disclosed by the present invention still fall within the scope of the present invention.

Claims (10)

1. A roll-over positioning device, comprising:

the turnover connecting piece comprises at least one connecting plate, and each connecting plate is provided with a first through hole;

the turnover support assemblies are respectively opposite to one connecting plate and comprise a fixing piece, a first rotating piece, a second rotating piece and a top shaft, the first rotating piece is rotatably connected to the outside of the fixing piece and is connected with the connecting plate, the top shaft is arranged in the fixing piece in a sliding mode, one end, facing the connecting plate, of the top shaft is rotatably connected with the second rotating piece, and the second rotating piece can move with the top shaft and penetrates through the first through hole;

and the driving assembly is in transmission connection with the first rotating member.

2. The roll-over positioning apparatus of claim 1 wherein the roll-over support assembly further comprises a retaining member, the retaining member comprising:

the limiting sleeve block is arranged on one side, away from the first rotating part, of the fixing part, a limiting hole is formed in the limiting sleeve block, and the jacking shaft is arranged in the limiting sleeve block in a sliding mode;

and the handle is arranged on the top shaft and is used for being matched with the limiting hole.

3. The roll-over positioning apparatus of claim 1, wherein the fixture comprises:

the supporting base is fixedly arranged on one side of the connecting plate, a second through hole which is opposite to the first through hole is formed in the supporting base, and the jacking shaft is arranged in the second through hole in a sliding mode;

the sleeve is arranged on one side, facing the connecting plate, of the supporting base, and the sleeve and the second through hole are oppositely arranged, so that the jacking shaft is arranged inside the sleeve in a sliding mode.

4. The roll-over positioning apparatus of claim 3 wherein the first rotating member comprises:

the outer shaft seat is rotatably arranged outside the sleeve;

the first gear is arranged on one side, away from the supporting base, of the outer shaft base and is in transmission connection with the driving assembly;

the first positioning disc is arranged on one side, away from the outer shaft seat, of the first gear and is connected with the connecting plate in a positioning mode;

the first gear and the first positioning disc are hollow inside respectively, so that the second rotating piece on the top shaft can pass through the first gear and the first positioning disc.

5. The roll-over positioning apparatus of claim 4 wherein the first gear is a sector gear.

6. The roll-over positioning device of claim 4, wherein the number of the roll-over support assemblies and the number of the connecting plates are two, respectively.

7. The roll-over positioning apparatus of claim 6, further comprising:

a transmission assembly comprises a transmission shaft, a third gear, two fourth gears and two first mounting seats, wherein the two ends of the transmission shaft are respectively and rotatably arranged on the first mounting seats, the transmission shaft is sleeved with the third gear and the fourth gears, the third gear is in transmission connection with the driving assembly, and each fourth gear is in meshing with one first gear.

8. The roll-over positioning apparatus of claim 7 wherein the drive assembly comprises:

a second mounting seat;

the speed reducer is arranged on the second mounting seat;

the motor is in transmission connection with the speed reducer;

the two third mounting seats are rotatably connected to the output shaft of the speed reducer;

and the second gear is sleeved on the output shaft of the speed reducer and is meshed with the third gear.

9. The roll-over positioning apparatus of claim 1, further comprising:

at least one second bearing sleeved between the top shaft and the second rotating part;

the ejector head is arranged on one side, away from the ejector shaft, of the second rotating part;

and the second clamp spring is arranged on one side of the second rotating part, which deviates from the top.

10. The roll-over positioning apparatus of claim 6, wherein the roll-over connector further comprises:

the mounting plate is provided with two connecting plates which are arranged on two opposite sides of the mounting plate respectively, and a second positioning disc for fixing a workpiece is connected to the mounting plate in a positioning manner.

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