CN212470694U

CN212470694U - Material clamping jig

Info

Publication number: CN212470694U
Application number: CN202021250322.9U
Authority: CN
Inventors: 张世平; 马良义; 谭宇; 姜滔; 刘浩
Original assignee: Super Components Engineering Dongguan Ltd
Current assignee: Super Components Engineering Dongguan Ltd
Priority date: 2020-06-30
Filing date: 2020-06-30
Publication date: 2021-02-05
Anticipated expiration: 2030-06-30

Abstract

The utility model belongs to the technical field of the tool technique and specifically relates to indicate a press from both sides material tool, the on-line screen storage device comprises a base, the upper die base, be located the die holder between upper die base and the base, connect in the elastic connection spare of upper die base and die holder, install in the base and be used for driving the die holder and be close to the double-layered material driver of upper die base, install in the locating part of base, set up the cope match-plate pattern that is close to one side of die holder in the upper die base, set up the lower bolster that is close to cope match-plate pattern one side in the die holder and set up the elastic component between cope match-plate pattern and upper die base, the upper die base is via direction subassembly and base sliding connection, die holder and direction. The utility model discloses can adapt to the battery of different thickness automatically and firmly the centre gripping, can not press from both sides bad battery, the commonality is good, and the drive reference surface is the work reference surface for the moving down precision of reference surface is high, is favorable to improving external processing equipment to the precision and the quality of battery processing.

Description

Material clamping jig

Technical Field

The utility model belongs to the technical field of the tool technique and specifically relates to indicate a press from both sides material tool.

Background

In industrial production, often need the tool to bear the weight of the material and remove to the processing equipment of difference in, carry out the processing to the material that the tool bore through the processing equipment of difference, current tool though can press from both sides tight material, but when the material thickness is not short, presss from both sides bad material easily, perhaps can't press from both sides tight material, leads to the material not hard up on the tool, and the high position of material on the tool is fixed unchangeable, and the external equipment of being not convenient for is processed the material that the tool bore. Therefore, the drawbacks are obvious, and a solution is needed.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, an object of the utility model is to provide a press from both sides material tool, through the ingenious design to pressing from both sides the material tool, can adapt to the battery of different thickness automatically and firmly the centre gripping, can not press from both sides bad battery, the practicality is strong, the commonality is good, application range is wide, the drive reference surface is the work reference surface for the precision that moves down of reference surface is high, is favorable to improving external processing equipment to the precision and the quality of battery processing.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a clamping jig, its includes the base, goes up and down to set up in the upper die base of base, be located the die holder between upper die base and the base, connect in the elastic connection spare of upper die base and die holder, install in the base and be used for driving the die holder and be close to the double-layered material driver of upper die base, install in the locating part of base, set up in the cope match-plate pattern that the upper die base is close to one side of die holder, set up in the lower bolster that the die holder is close to one side of cope match-plate pattern and set up the elastic component between cope match-plate pattern and upper die base, the upper die base is via guide component and base sliding connection, die holder and guide component sliding connection, the die holder is provided with presses the.

Further, elastic connection spare includes fixing base and extension spring, the fixing base is installed in the die holder, the fixing base is provided with the holding chamber, the one end and the diapire in holding chamber of extension spring are connected, and the other end and the upper die base of extension spring are connected.

Furthermore, a suction nozzle is embedded in the lower template.

Furthermore, the lower die holder is provided with an air passage, one end of the air passage is communicated with the suction nozzle, and the other end of the air passage is exposed on the pressing surface of the pressing part.

Further, the direction subassembly includes guide arm, guide pin bushing and spacing lid, install in the upper die base the top of guide arm, the guide pin bushing is installed in the base, guide arm and guide pin bushing sliding connection, spacing lid is installed in the bottom of guide arm, spacing lid is located the below of base.

Further, the top of locating part is provided with the regulating part, the bottom of regulating part stretches out to the spacing inslot.

Further, a handle is arranged at the top of the upper die holder.

Furthermore, the number of the upper templates is multiple, and the multiple upper templates are all arranged opposite to the lower template.

Further, press from both sides the material driver and include guide holder, guide cylinder, pressure spring and latch fitting, install in the base the bottom of guide holder, the top of guide holder is provided with the guiding hole, the top and the die holder of guide cylinder are connected, the bottom of guide cylinder stretches to in the guiding hole, the diapire of guiding hole is contradicted to the one end of pressure spring, and the inner wall of guide cylinder is contradicted to the other end of pressure spring, the latch fitting is used for spacing on the guide holder with the guide cylinder.

Further, the upper die base is connected with the upper die plate via the positioning guide piece, the positioning guide piece comprises a screw cap part, a guide column part and a screw thread part which are connected in sequence, the screw thread part is in threaded connection with the upper die plate, the guide column part is in sliding connection with the upper die base, and the screw cap part is used for abutting against the top surface of the upper die base.

The utility model has the advantages that: the utility model discloses a to the ingenious design of pressing from both sides the material tool, can adapt to the battery of different thickness automatically and firmly the centre gripping, can not press from both sides bad battery, the practicality is strong, the commonality is good, application range is wide, the drive reference surface is the work reference surface for the precision that moves down of reference surface is high, is favorable to improving the precision and the quality of external processing equipment to battery processing.

Drawings

Fig. 1 is a schematic perspective view of the driving device in an operating state.

Fig. 2 is a schematic perspective view of the driving device in another working state.

Fig. 3 is a schematic perspective view of the present invention.

Fig. 4 is the perspective structure schematic diagram of the lower die holder, the lower die plate and the suction nozzle of the utility model.

Fig. 5 is an exploded schematic view of the material clamping driver of the present invention.

Fig. 6 is a schematic view of the three-dimensional structure of the upper die base, the lower die plate, the positioning guide, the gasket and the elastic member of the present invention.

Description of reference numerals:

11. a base; 12. an upper die holder; 121. a handle; 122. drawing the groove upwards; 13. a lower die holder; 131. a pressing part; 132. an airway; 14. an elastic connecting member; 141. a fixed seat; 142. a tension spring; 143. an accommodating cavity; 15. a material clamping driver; 151. a guide seat; 152. a guide cylinder; 153. a pressure spring; 154. a lock; 155. a guide hole; 16. a limiting member; 161. a limiting groove; 162. an adjustment member; 17. mounting a template; 171. a drive face; 18. a lower template; 19. an elastic member; 10. a guide assembly; 101. a guide bar; 102. a guide sleeve; 103. a limiting cover; 2. a drive device; 21. a first frame; 22. a pressing mechanism; 221. a lower pressing plate; 222. a suction hole; 23. a pull-up mechanism; 231. a pull-up driver; 232. a pull-up member; 233. a contact member; 24. a second frame; 25. a lift drive; 26. a drive plate; 3. a suction nozzle; 4. a positioning guide; 41. a nut portion; 42. a guide post portion; 43. a threaded portion; 5. a gasket; 7. a battery.

Detailed Description

In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention.

As shown in fig. 1 to 6, the present invention provides a material clamping jig, which comprises a base 11, an upper die base 12 disposed on the base 11 in a lifting manner, a lower die base 13 disposed between the upper die base 12 and the base 11, an elastic connecting member 14 connected to the upper die base 12 and the lower die base 13, a material clamping driver 15 disposed on the base 11 and used for driving the lower die base 13 to approach the upper die base 12, a limiting member 16 disposed on the base 11, an upper die plate 17 disposed on one side of the upper die base 12 close to the lower die base 13, a lower die plate 18 disposed on one side of the lower die base 13 close to the upper die plate 17, and an elastic member 19 disposed between the upper die plate 17 and the upper die base 12, wherein the upper die base 12 is slidably connected to the base 11 via a guide member 10, the lower die base 13 is slidably connected to the guide member 10, the lower die base 13 is provided with a pressing portion 131, the limiting member 16, the lower template 18 is provided with a driving surface 171, two sides of the clamping jig are respectively provided with a driving device 2 and a feeding manipulator, the driving device 2 is used for driving the upper template 17 and the lower template 18 to synchronously lift or driving the upper template 17 and the lower template 18 to approach or separate from each other, the base 11 is in driving connection with a circulating conveying device, and the circulating conveying device is used for driving the clamping jig to circularly move along the machining direction; in this embodiment, the clamping jig is used to clamp the battery 7.

In actual work, the circular conveying device drives the clamping jig to circularly move along the processing direction, when the clamping jig moves to the feeding position, the driving device 2 drives the upper template 17 and the lower template 18 to move away from each other, so that the upper template 17 and the lower template 18 are in an open state, the pressing part 131 moves downwards in the limiting groove 161, then the feeding manipulator places the battery 7 between the upper template 17 and the lower template 18, at this time, the elastic connecting piece 14 is stretched, the clamping driver 15 is in a compressed state, the driving device 2 releases driving force to the clamping jig (the driving device 2 does not apply driving force to the clamping jig), the upper die base 12 and the lower die base 13 move close to each other under the resilience of the elastic connecting piece 14 until the upper template 17 and the pressing part 18 clamp the battery 7, the driving part 131 moves upwards in the limiting groove 161 until the top wall of the limiting groove 161 abuts against the pressing part 131, the pressing portion 131 is limited, the moving range of the lower die holder 13 is limited, the position accuracy of the upper die holder 12, the lower die holder 13 and the lower die plate 18 is guaranteed, the situation that the battery 7 is damaged due to overlarge clamping force when the battery 7 is clamped by the upper die plate 17 and the lower die plate 18 can be avoided, meanwhile, the clamping driver 15 applies an upward acting force to the lower die holder 13, an acting force close to the upper die plate 17 is always applied to the lower die plate 18, and the stability that the battery 7 is clamped by the upper die plate 17 and the lower die plate 18 is further guaranteed. Carry on spacingly to the die holder 13 through the locating part 16, guarantee that the die holder 13 is in same high position after reseing at every turn, thereby upper die base 12 has been guaranteed, cope match-plate pattern 17, the position accuracy and the stability of die holder 13 and lower bolster 18, when having a plurality of clamp material tools on the endless conveyor, make all clamp material tools be in same high position and state at the in-process of carrying, all clamp material tools keep unanimous, and when the loading end of lower bolster 18 was regarded as the reference surface, guarantee that all clamp material tools's reference surface is in same horizontal plane, the reference surface is unanimous, carry out the precision of processing to the battery 7 that the clamp material tool was held in order to improve external processing equipment, avoid leading to machining error because the reference surface is inconsistent, the processing quality is poor. Because there is the production error when producing battery 7, so the thickness of every battery 7 is inconsistent, through set up elastic component 19 between upper die base 12 and cope match-plate pattern 17, elastic component 19 possesses certain elasticity, can be compressed, not only make to have the regulation space between upper die base 12 and the cope match-plate pattern 17, can adapt to the battery 7 of different thickness automatically, therefore, the clothes hanger is strong in practicability, the commonality is good, wide in use range, still make the contact of cope match-plate pattern 17 and battery 7 be flexible contact, play the effect of buffering protection to battery 7, avoid the clamping-force too big and damage battery 7, and when cope match-plate pattern 17 and lower bolster 18 centre gripping battery 7, elastic component 19 also can provide a clamping-force to cope match-plate pattern 17, further guarantee the stability of cope match-plate pattern 17 and lower bolster 18 centre gripping battery 7. When the clamping jig clamps the battery 7 and moves to the external processing equipment, the driving device 2 applies a downward acting force to the driving surface 171 of the lower template 18, so that the lower template 18 moves downward, because the upper template 12 is connected with the lower template 13 through the elastic connecting piece 14, the upper template 12, the upper template 17, the battery 7, the lower template 18 and the elastic connecting piece 14 synchronously move downward, so that the battery 7 clamped by the upper template 17 and the lower template 18 moves downward to a processing position, the external processing equipment processes the clamped battery 7, the bearing surface of the lower template 18 serves as a reference surface, the driving device 2 directly drives the driving surface 171 of the lower template 18 to move downward, the driving reference surface is a working reference surface, so that the downward moving height of the lower template 18 is equal to the downward moving height of the battery 7, compared with the driving device 2 driving the downward moving of the upper template 12 to drive the lower template 18 to move downward, and a plurality of assembling components (such as the upper template 17, the lower template 18) are arranged between the upper template 12 and the, Elastic component 19 etc.), so produce accumulative error easily, the height that moves down of upper die base 12 does not necessarily equal to the height that moves down of battery 7 to the precision that moves down that leads to the datum plane is low, and the datum plane is inconsistent, the utility model provides the high position precision that battery 7 moved down, it is high to move down the precision, has guaranteed that all reference planes that press from both sides the material tool remain unanimously, thereby has improved the precision and the quality of external processing equipment to battery 7 processing.

The utility model discloses a to the ingenious design of pressing from both sides the material tool, can adapt to the battery 7 of different thickness automatically and firmly the centre gripping, can not press from both sides bad battery 7, the practicality is strong, the commonality is good, application range is wide, the drive reference surface is the work reference surface for the precision that moves down of reference surface is high, is favorable to improving the precision and the quality of external processing equipment to battery 7 processing.

In this embodiment, the driving device 2 includes a first frame 21, a pressing mechanism 22 installed on the first frame 21, and an upward-pulling mechanism 23 installed on the first frame 21, wherein the pressing mechanism 22 is used for pressing the pressing portion 131 downward, and the upward-pulling mechanism 23 is used for pulling the upper mold base 12 upward.

When the clamping jig moves to the feeding position, the downward pressing mechanism 22 applies a downward pressing force to the pressing portion 131, so that the pressing portion 131 together with the lower die holder 13 and the lower die plate 18 moves downward, and meanwhile, the upward pulling mechanism 23 applies an upward pulling force to the upper die holder 12, so that the upper die holder 12 is prevented from moving downward along with the lower die holder 13 under the action of the elastic connecting piece 14, the upper die holder 12 and the lower die holder 13 are in an open state, the elastic connecting piece 14 is stretched, the upper die plate 17 and the lower die plate 18 are in an open state, and the battery 7 is placed between the upper die plate 17 and the lower die plate 18 by the feeding manipulator; after the pressing mechanism 22 releases the pressing force on the pressing portion 131 and the pulling mechanism 23 releases the pulling force on the upper die holder 12, the upper die holder 12 and the lower die holder 13 move closer to each other under the resilient force of the elastic connecting member 14, so that the upper die plate 17 and the lower die plate 18 clamp the battery 7, and the material clamping driver 15 provides an upward force to the lower die holder 13, so that the upper die plate 17 and the lower die plate 18 can stably clamp the battery 7.

Specifically, a handle 121 is disposed at the top of the upper die holder 12, the pull-up mechanism 23 includes a pull-up driver 231 installed on the first frame 21 and a pull-up member 232 installed at an output end of the pull-up driver 231, the pull-up driver 231 is configured to drive the pull-up member 232 to ascend and descend, and the pull-up member 232 is drivingly connected to the handle 121; specifically, the pull-up member 232 is provided with a contact member 233, the handle 121 is provided with a pull-up groove 122, the contact member 233 protrudes into the pull-up groove 122, and the pull-up driver 231 is an air cylinder.

When the upper die plate 17 and the lower die plate 18 need to be opened, the pull-up driver 231 drives the pull-up member 232 and the contact member 233 to move upwards, and the upwards moving contact member 233 contacts the inner wall of the pull-up slot 122, so that the upper die holder 12 is subjected to a force of pulling upwards, the upper die holder 12 can be prevented from moving downwards along with the lower die holder 13, and the upper die plate 17 and the lower die plate 18 can be in an open state. The contact part 233 is fixedly connected with the handle 121, so that the upper template 17 and the lower template 18 are convenient to assemble and maintain, and the battery 7 is clamped by the elastic connecting piece 14.

In this embodiment, the lower pressing mechanism 22 is provided with a lower pressing plate 221, the lower pressing plate 221 is provided with a suction hole 222, the lower template 18 is embedded with the suction nozzle 3, the lower die holder 13 is provided with an air passage 132, one end of the air passage 132 is communicated with the suction nozzle 3, the other end of the air passage 132 is exposed to the pressing surface of the pressing portion 131 and is used for being communicated with the suction hole 222, and the suction hole 222 is communicated with a vacuum pumping device.

The lower pressing mechanism 22 drives the lower pressing plate 221 to abut against the pressing portion 131 to move downwards, so that the lower template 18 and the upper template 17 are opened, in the process, the suction hole 222 is communicated with the suction nozzle 3 through the air passage 132, the vacuumizing device vacuumizes the suction hole 222, the air passage 132 and the suction nozzle 3, after the feeding manipulator places the battery 7 on the lower template 18, the suction nozzle 3 sucks the battery 7 tightly on the lower template 18, so that the stability and the position accuracy of the battery 7 on the lower template 18 are improved, until the upper template 17 and the lower template 18 are matched and clamp the battery 7, in the matching process, the battery 7 cannot deviate, so that the stability of matching the upper template 17 and the lower template 18 to clamp the battery 7 is ensured.

In this embodiment, the driving device 2 includes a second frame 24, a lifting driver 25 installed on the second frame 24, and a driving plate 26 installed on an output end of the lifting driver 25, the driving plate 26 is located above the driving surface 171, the driving plate 26 is used for abutting against the driving surface 171, the lifting driver 25 is used for driving the driving plate 26 to approach or separate from the driving surface 171, and the lifting driver 25 is a linear driving module or an air cylinder.

When the clamping jig moves to the processing position, the lifting driver 25 drives the driving plate 26 to move close to the driving surface 171 until the driving plate 26 abuts against the driving surface 171 to move downwards, so that the upper die holder 12, the upper die plate 17, the battery 7, the lower die plate 18 and the lower die holder 13 synchronously move downwards, the driving surface 171 is a working reference surface of the lower die plate 18 and a driving reference surface, the downward moving height of the driving surface 171 is consistent with the downward moving height of the battery 7, the downward moving position precision of the battery 7 is improved, the downward moving precision is high, the reference surfaces of all the clamping jigs are kept consistent, and the processing precision and quality of the external processing equipment on the battery 7 are improved.

In this embodiment, the elastic connection member 14 includes a fixing seat 141 and a tension spring 142, the tension spring 142 tensions the upper die holder 12 and the lower die holder 13, the fixing seat 141 is installed on the lower die holder 13, the fixing seat 141 is provided with an accommodating cavity 143, one end of the tension spring 142 is connected with the bottom wall of the accommodating cavity 143, the other end of the tension spring 142 is connected with the upper die holder 12, the tension spring 142 is accommodated in the accommodating cavity 143, the tension spring 142 is shielded to hide the tension spring 142, the aesthetics of the material clamping jig is improved, the tension spring 142 is guided and protected, and the tension spring 142 can normally stretch and retract.

Specifically, the number of the tension springs 142 is two, and the two tension springs 142 are arranged in parallel, so that a sufficient clamping force can be provided for the lower mold plate 18 and the upper mold plate 17.

Specifically, the number of the elastic connecting pieces 14 is two, one end of the upper die base 12 is connected with one end of the lower die base 13 through one elastic connecting piece 14, and the other end of the upper die base 12 is connected with the other end of the lower die base 13 through the other elastic connecting piece 14, so that the stress on the upper die base 12 and the stress on the lower die base 13 are uniform, and the stability of clamping the battery 7 is improved.

In this embodiment, the elastic member 19 is a spring, which has a simple structure, low cost, good elasticity, long service life, and is convenient to maintain, disassemble and assemble. Specifically, the number of the elastic members 19 is a plurality, and the plurality of elastic members 19 are arranged between the upper die base 12 and the upper die plate 17 in a rectangular array, so that the upper die plate 17 is uniformly stressed, and the stability of clamping the battery 7 is ensured.

In this embodiment, the top of the limiting member 16 is provided with an adjusting member 162, and the bottom end of the adjusting member 162 protrudes into the limiting groove 161. Specifically, the adjusting member 162 is an adjusting bolt, a threaded end of the adjusting bolt is in threaded connection with the top of the limiting member 16, and a nut of the adjusting bolt protrudes into the limiting groove 161 and is used for abutting against a pressing surface of the pressing portion 131. The adjusting part 162 is screwed, so that the adjusting part 162 can move up and down on the top of the limiting part 16, the length of the adjusting part 162 protruding into the limiting groove 161 is adjusted to adjust the position for limiting the pressing part 131, the moving stroke of the pressing part 131 in the limiting groove 161 is adjusted, and the adjustment is convenient and fast.

In this embodiment, the number of the upper mold plates 17 is plural, the plural upper mold plates 17 are all arranged opposite to the lower mold plate 18, and the plural upper mold plates 17 are arranged horizontally, so that the plural batteries 7 can be clamped at one time, the efficiency of clamping the batteries 7 is improved, and when the thickness of each battery 7 is different, the plural upper mold plates 17 are mutually independent and do not influence each other, so that each upper mold plate 17 can automatically adapt to the thickness of the corresponding battery 7 under the action of the elastic member 19. Preferably, the number of the upper templates 17 is two, so as to achieve a two-by-two effect and improve the efficiency of clamping the battery 7.

Specifically, the number of the limiting members 16 and the number of the pressing portions 131 are both multiple, and the limiting members 16, the pressing portions 131 and the upper die plate 17 are arranged in a one-to-one correspondence manner, so that the lower die base 13 is uniformly stressed, and the stability of clamping the battery 7 is improved.

In this embodiment, pressing from both sides material driver 15 includes guide holder 151, guide cylinder 152, pressure spring 153 and latch fitting 154, install in base 11 the bottom of guide holder 151, the top of guide holder 151 is provided with guiding hole 155, the top and the die holder 13 of guide cylinder 152 are connected, the bottom of guide cylinder 152 stretches out to in the guiding hole 155, the diapire of guiding hole 155 is contradicted to the one end of pressure spring 153, and the inner wall of guide cylinder 152 is contradicted to the other end of pressure spring 153, the guide cylinder 152 cover is located outside the pressure spring 153, latch fitting 154 is used for spacing guide cylinder 152 on guide holder 151, avoids guide cylinder 152 to break away from guide holder 151. The pressure spring 153 provides an upward elastic force to the lower die holder 13 through the guide tube 152, so that the lower die holder 13, the lower die plate 18, the battery 7, the upper die plate 17 and the upper die holder 12 can be automatically reset synchronously, and a clamping force is also provided to the lower die holder 13. The pressure spring 153 is accommodated between the guide seat 151 and the guide cylinder 152, so that the pressure spring 153 is protected, the pressure spring 153 can be guided, the phenomenon that the pressure spring 153 cannot normally work due to bending deformation is avoided, the guide cylinder 152 is guided through the guide hole 155, and the lifting stability of the lower die holder 13 is improved.

In order to further improve the lifting stability of the lower die holder 13, the lower die holder 13 is also connected with the base 11 in a sliding manner through the guide assembly 10.

In this embodiment, the upper die holder 12 is connected to the upper die plate 17 via the positioning guide 4, the positioning guide 4 includes a nut portion 41, a guide post portion 42 and a threaded portion 43, which are connected in sequence, the threaded portion 43 is in threaded connection with the upper die plate 17, the guide post portion 42 is in sliding connection with the upper die holder 12, and the nut portion 41 is used for abutting against the top surface of the upper die holder 12 to limit the upper die plate 17. The positioning guide 4 with the structural design not only realizes the connection between the upper die base 12 and the upper die plate 17, but also enables the upper die plate 17 to move relative to the upper die base 12, so that the upper die plate 17 can automatically adapt to the thickness of the battery 7 under the action of the elastic piece 19, and automatic adjustment can be realized.

Specifically, a gasket 5 is arranged between the screw cap part 41 and the top surface of the upper die holder 12, the upper die holder 12 is embedded with a sliding sleeve which is slidably connected with the guide post part 42, the sliding sleeve is sleeved outside the guide post part 42 and is slidably connected with the sliding sleeve through the guide post part 42, the frictional resistance is small, and the stability of the upper die plate 17 moving relative to the upper die holder 12 is improved.

Specifically, the guiding assembly 10 includes a guide rod 101, a guide sleeve 102 and a limiting cover 103, the top end of the guide rod 101 is installed on the upper die holder 12, the guide sleeve 102 is installed on the base 11, the guide rod 101 is slidably connected with the guide sleeve 102, the limiting cover 103 is installed at the bottom end of the guide rod 101, and the limiting cover 103 is located below the base 11; specifically, the number of the guide assemblies 10 is four, and the four guide assemblies 10 are arranged in a rectangular array. Through guide arm 101 and guide pin bushing 102 sliding connection, improved the stability that upper die base 12 goes up and down, and spacing lid 103 is used for conflicting the bottom surface of base 11 to it is spacing to go up the biggest of upper die base 12 to shift up the position, avoids upper die base 12 to break away from base 11, guarantees the stability of cope match-plate pattern 17 and lower bolster 18 centre gripping battery 7.

All the technical features in the embodiment can be freely combined according to actual needs.

The above-mentioned embodiment is the utility model discloses the implementation scheme of preferred, in addition, the utility model discloses can also realize by other modes, any obvious replacement is all within the protection scope of the utility model under the prerequisite that does not deviate from this technical scheme design.

Claims

1. The utility model provides a press from both sides material tool which characterized in that: the automatic feeding device comprises a base, a lifting and lowering device, a lower die holder, an elastic connecting piece, a material clamping driver, a limiting piece, an upper die plate, a lower die plate and an elastic piece, wherein the lifting and lowering device is arranged on an upper die holder of the base, the lower die holder is positioned between the upper die holder and the base, the elastic connecting piece is connected with the upper die holder and the lower die holder, the material clamping driver is arranged on the base and used for driving the lower die holder to be close to the upper die holder, the limiting piece is arranged on the base, the upper die plate is arranged on one side, close to the lower die holder, of the upper die holder, the lower die plate is arranged on the lower die holder, the elastic piece is arranged between the.

2. A material clamping jig according to claim 1, characterized in that: the elastic connecting piece comprises a fixing seat and a tension spring, the fixing seat is arranged on the lower die base and provided with a containing cavity, one end of the tension spring is connected with the bottom wall of the containing cavity, and the other end of the tension spring is connected with the upper die base.

3. A material clamping jig according to claim 1, characterized in that: the lower template is embedded with a suction nozzle.

4. A material clamping jig according to claim 3, characterized in that: the lower die base is provided with an air passage, one end of the air passage is communicated with the suction nozzle, and the other end of the air passage is exposed on the pressing surface of the pressing part.

5. A material clamping jig according to claim 1, characterized in that: the guide assembly comprises a guide rod, a guide sleeve and a limiting cover, the top end of the guide rod is arranged on the upper die base, the guide sleeve is arranged on the base, the guide rod is connected with the guide sleeve in a sliding mode, the limiting cover is arranged at the bottom end of the guide rod, and the limiting cover is located below the base.

6. A material clamping jig according to claim 1, characterized in that: the top of locating part is provided with the regulating part, the bottom of regulating part stretches out to the spacing inslot.

7. A material clamping jig according to claim 1, characterized in that: the top of the upper die base is provided with a handle.

8. A material clamping jig according to claim 1, characterized in that: the number of the upper templates is multiple, and the upper templates are all arranged opposite to the lower template.

9. A material clamping jig according to claim 1, characterized in that: press from both sides material driver includes guide holder, guide cylinder, pressure spring and latch fitting, the bottom of guide holder is installed in the base, the top of guide holder is provided with the guiding hole, the top and the die holder of guide cylinder are connected, the bottom projection of guide cylinder is to the guiding hole in, the diapire of guiding hole is contradicted to the one end of pressure spring, and the inner wall of guide cylinder is contradicted to the other end of pressure spring, the latch fitting is used for spacing on the guide holder with the guide cylinder.

10. A material clamping jig according to claim 1, characterized in that: the upper die base is connected with the upper die plate via the positioning guide piece, the positioning guide piece comprises a screw cap part, a guide column part and a screw thread part which are connected in sequence, the screw thread part is connected with the upper die plate in a threaded manner, the guide column part is connected with the upper die base in a sliding manner, and the screw cap part is used for abutting against the top surface of the upper die base.