CN207272791U - A middle plate clamping jig with suction function - Google Patents

Abstract

The utility model provides a medium plate clamping jig with a suction function, which comprises a supporting bottom plate used for being installed on a machine table, wherein eight supporting stand columns are symmetrically arranged on the upper end surface of the supporting bottom plate, the top parts of the supporting stand columns are used for positioning a positioning jig plate for placing a mobile phone medium plate, a vacuum suction plate externally connected with a vacuum generating device is installed below the positioning jig plate, and a plurality of vacuum suction holes communicated with the vacuum suction plate are arranged on the positioning jig plate; a plurality of revolving cylinders are symmetrically installed on the front side and the rear side of the positioning jig plate, and the upper end of a piston rod of each revolving cylinder is connected with a pressing claw used for clamping the outer side of the middle plate of the mobile phone. Utilize the utility model discloses during processing cell-phone medium plate, revolving cylinder passes through the outside of pressing claw chucking cell-phone medium plate, and vacuum suction plate intercommunication vacuum generating device holds tightly the centre of cell-phone medium plate simultaneously, avoids the centre of cell-phone medium plate to appear unsettledly in the course of working, prevents to appear being milled and wears or appear the condition of the sword line that shakes in the machined surface, effectively guarantees the processingquality of cell-phone medium plate.

Description

A middle plate clamping jig with suction function

technical field

The utility model relates to the technical field of clamping jigs, in particular to a mid-plate clamping jig with a suction function.

Background technique

Existing smart phone devices mostly use metal mid-plates to meet consumers' needs for metal textures. Mobile phone mid-plates generally use a complete profile and are directly integrally formed through multiple processes. Traditional clamping jigs generally arrange cylinders around the jig, and use the cylinder to press the product to fix the product. Since the middle plate of the mobile phone is relatively thin, the traditional clamping method has certain limitations, and the middle of the middle plate of the mobile phone is prone to suspension , When processing the middle of the middle plate, the tool will drive the product during the milling process, which will cause the product to mill through or appear vibrating knife lines.

Utility model content

Aiming at the problems of the prior art, the utility model provides a middle plate clamping jig with a suction function.

In order to solve the above technical problems, the utility model adopts the following technical solutions:

A mid-plate clamping fixture with a suction function, including a support base plate for installation on a machine table, eight support columns are symmetrically arranged on the upper end surface of the support base plate, and the top of the support column is used for positioning and placement The positioning fixture plate of the mobile phone middle plate, a vacuum suction plate externally connected to a vacuum generating device is installed under the positioning fixture plate, and a plurality of vacuum suction holes connected to the vacuum suction plate are arranged on the positioning fixture plate; A plurality of rotating cylinders are symmetrically installed on the front and rear sides of the positioning jig plate, and the upper ends of the piston rods of the rotating cylinders are connected with pressure claws for clamping the outer side of the middle plate of the mobile phone.

Wherein, at least one tensioning cylinder is fixedly installed under the vacuum suction plate, and the top of the piston rod of the tensioning cylinder is provided with a T-shaped pull rod in section, and the positioning jig plate and the vacuum suction plate are respectively provided with A through hole, the lower end of the pull rod passes through the through hole and is detachably connected to the top of the piston rod.

Preferably, the number of the tensioning cylinders is two, and the two tensioning cylinders are installed side by side under the vacuum suction plate, the through hole of the vacuum suction plate is a rectangular through hole, and two pull rods pass through the rectangular through hole in parallel. hole.

Further, the plurality of vacuum suction holes are evenly arranged around the rectangular through hole, and the upper surface of the vacuum suction plate is provided with several vacuum suction grooves communicating with each vacuum suction hole.

Further, the tightening cylinders are all short-stroke cylinders, and a cylinder support plate is provided under the tension cylinder, and support cylinders are provided at both ends of the cylinder support plate, and the cylinder support plate passes through the support cylinder. It is fixedly installed on the support base plate, and the cylinder body of the tensioning cylinder is pressed on the cylinder supporting plate.

Wherein, the pull rod is a round cap bolt, and the round cap bolt includes a round nut and a screw part, the lower end of the screw part is threadedly connected with the top of the piston rod, and the round nut protrudes from the positioning jig plate.

Wherein, the front and rear sides of the positioning fixture plate are respectively provided with three cylinder installation holes at intervals, and a rotating cylinder is installed vertically below each cylinder installation hole, and the piston rod of the rotating cylinder extends to the top of the positioning fixture plate .

Wherein, the positioning jig board is provided with a plurality of mid-plate positioning pins installed from bottom to top.

The beneficial effects of the utility model:

Compared with the prior art, the beneficial effect of the utility model is: when the middle plate clamping jig is used to clamp the middle plate of the mobile phone for processing, the rotating cylinder clamps the outer side of the middle plate of the mobile phone through the pressing claws, and at the same time, the vacuum suction plate is connected to the vacuum The generating device tightly sucks the middle of the middle plate of the mobile phone, avoiding the middle of the middle plate of the mobile phone being suspended in the process of processing, preventing the middle plate from being milled through or appearing vibration knife lines on the processing surface, and effectively ensuring the middle plate of the mobile phone processing quality.

Description of drawings

Fig. 1 is a three-dimensional structural view of the middle board clamping jig when the mobile phone middle board is installed.

Fig. 2 is a three-dimensional structural view of a middle plate clamping jig with a suction function when the middle plate of the mobile phone is not installed.

Fig. 3 is a three-dimensional structure diagram of a mid-plate clamping jig with a suction function after hiding the positioning jig plate.

Fig. 4 is an exploded view of the structure of a mid-plate clamping jig with a suction function.

Reference numerals in FIGS. 1 to 4 include:

1—Support base plate 2—Support column 3—Positioning fixture plate

4—vacuum suction plate 5—vacuum suction hole 6—rotary cylinder

7—Pressure claw 8—Tightening cylinder 9—Tie rod

10—rectangular through hole 11—vacuum suction groove 12—cylinder support plate

13—support cylinder 14—cylinder installation hole 15—center plate positioning pin

16—Mobile phone middle board.

Detailed ways

In order to facilitate the understanding of those skilled in the art, the utility model will be further described below in conjunction with the embodiments and accompanying drawings, and the contents mentioned in the implementation modes are not limitations of the utility model. Below in conjunction with accompanying drawing, the utility model is described in detail.

The utility model provides a mid-plate clamping fixture with a suction function, which includes a support base plate 1 for installation on the machine table, and a plurality of U-shaped installation grooves are symmetrically arranged on the support base plate 1. Fast installation through the U-shaped installation groove. The upper end face of the support base plate 1 is symmetrically provided with eight support columns 2, the top of the support column 2 is used for positioning the positioning fixture plate 3 for placing the middle plate of the mobile phone, the support base plate 1, the support column 2 and the positioning fixture plate 3 The combined connection forms a three-dimensional space of the fixture, which can provide enough space to install various cylinders for driving. The vacuum suction plate 4 of externally connected vacuum generating device is installed under the described positioning fixture plate 3, and the vacuum suction holes 5 connected with the vacuum suction plate 4 are provided on the described positioning fixture plate 3; A plurality of rotating cylinders 6 are symmetrically installed on the front and rear sides of the tool plate 3, and the upper end of the piston rod of the rotating cylinder 6 is connected with a pressure claw 7 for clamping the outside of the middle plate of the mobile phone; the middle plate 16 of the mobile phone to be processed is Before the utility model is used for processing, the outer side of the mobile phone middle plate 16 is preset with a clamping groove for the clamping claws 7. When the mobile phone middle plate 16 is horizontally placed above the positioning fixture plate 3, the rotating cylinder 6 drives the pressure claws 7 Rotate 90° and snap into the card slot of the mobile phone middle board 16, then the mobile phone middle board 16 can be pressed and fixed on the top of the positioning fixture board 3. Compared with the prior art, when the middle plate clamping jig is used to clamp the middle plate 16 of the mobile phone for processing, the rotating cylinder 6 clamps the outer side of the middle plate 16 of the mobile phone through the pressure claw 7, and the vacuum suction plate 4 communicates with the vacuum generating device Tightly suck the middle of the middle plate 16 of the mobile phone, avoiding the middle of the middle plate 16 of the mobile phone from being suspended in the process of processing, preventing the occurrence of milling through or vibrating knife lines on the processing surface, and effectively ensuring the stability of the middle plate 16 of the mobile phone. Processing quality.

In the present utility model, at least one tightening cylinder 8 is fixedly installed under the vacuum suction plate 4, and the top of the piston rod of the tightening cylinder 8 is provided with a tie rod 9 with a T-shaped cross section. 3 and the vacuum suction plate 4 are respectively provided with through holes, and the lower end of the pull rod 9 passes through the through holes and is detachably connected to the top of the piston rod. In the present utility model, the middle plate 16 of the mobile phone exerts a fixed force through the pressure jaw 7 of the rotary cylinder 6, the vacuum suction plate 4 and the pull rod 9 of the tension cylinder 8, so as to ensure that the middle plate 16 of the mobile phone is stably positioned and installed in the position. Fixture board 3. The rotary cylinder 6, the vacuum suction plate 4 and the tension cylinder 8 are all connected to the vacuum generating device through a solenoid valve, and are controlled by the control panel of the machine equipment to realize automatic control. When processing the inside of the middle plate 16 of the mobile phone, the tie rod 9 of the tightening cylinder 8 can be loosened and removed. If the processing position is not affected, the tie rod 9 of the tightening cylinder 8 can not be loosened, so that the processing of the middle plate 16 of the mobile phone is stable. Sex is better.

Preferably, the number of the tensioning cylinders 8 is two, and the two tensioning cylinders 8 are installed side by side under the vacuum suction plate 4, the through hole of the vacuum suction plate 4 is a rectangular through hole 10, and the two pull rods 9 Parallel through the rectangular through hole 10 . Further, the plurality of vacuum suction holes 5 are evenly arranged around the rectangular through hole 10, and the upper surface of the vacuum suction plate 4 is provided with several vacuum suction grooves 11 connected to each vacuum suction hole 5. The plate 4 has a better suction force, so that the middle of the middle plate 16 of the mobile phone remains in a state of being in close contact with the positioning jig plate 3 during processing.

Further, the tensioning cylinders 8 are all short-stroke cylinders, and the stroke of the pull rod 9 moving up and down is relatively short, and the use of short-stroke cylinders can reduce the manufacturing cost of the jig. The four sides of the cylinder block of the tensioning cylinder 8 pass through the long bolts and the positioning fixture plate 3, and the cylinder supporting plate 12 is arranged under the tensioning cylinder 8, and the two ends of the cylinder supporting plate 12 are provided with supports. Cylinder 13, the cylinder support plate 12 is fixedly installed on the support base plate 1 through the support cylinder 13, the cylinder body of the tension cylinder 8 is pressed on the cylinder support plate 12, and the cylinder support plate 12 supports the tension cylinder 8 role.

In the utility model, the pull rod 9 is a round cap bolt, and the round cap bolt includes a round nut and a screw part, the lower end of the screw part is threadedly connected with the top of the piston rod, and the round nut protrudes from the positioning fixture plate 3 on. The top of the round nut is provided with a flat groove or a cross groove for easy installation, and the round cap bolts can be connected and installed by using a screwdriver, which is convenient for installation. Before processing the middle plate 16 of the mobile phone, a gourd-shaped through hole for the screw part to pass is preset; the screw part of the round cap bolt passes through the side of the large hole of the gourd-shaped through hole, and then the screw part is snapped into the gourd The small hole of the shaped through hole, and the area of the round nut is greater than the small hole of the gourd-shaped through hole, so only need to tighten the cylinder 8 to move down a certain distance, and the round nut can compress the middle plate 16 of the mobile phone.

In the present utility model, three air cylinder installation holes 14 are respectively arranged at intervals on the front and rear sides of the positioning fixture plate 3, and a rotating cylinder 6 is vertically installed below each air cylinder installation hole 14, and the piston rod of the rotating air cylinder 6 Stretch out to the top of the positioning fixture plate 3. The installation is simple and easy, and the front and rear sides of the positioning jig plate 3 are pressed together by the pressing claws 7 of the six rotating cylinders 6, and the force on the front and back is evenly balanced.

In the utility model, the positioning jig plate 3 is provided with a plurality of mid-plate positioning pins 15 installed from bottom to top. Before the mobile phone mid-panel 16 is sucked tightly, it is pre-positioned by the mid-panel positioning pins 15, effectively improving The precision of machining positioning.

The above is only a preferred embodiment of the utility model, and does not limit the utility model in any form. Although the utility model is disclosed as above with the preferred embodiment, it is not used to limit the utility model. Anyone who is familiar with the utility model Professional technicians, without departing from the scope of the technical solution of the present utility model, should use the technical content disclosed above to make some changes or modify equivalent embodiments with equivalent changes, but if they do not depart from the technical solution of the present utility model, the The utility model technology refers to any simple modification, equivalent change and modification made to the above embodiments, which all belong to the scope of the utility model technical solution.

Claims (8)

1. A mid-plate clamping fixture with a suction function, including a support base plate for installation on the machine platform, and eight support columns are symmetrically arranged on the upper end surface of the support base plate, and the top of the support column is used for The positioning jig plate for placing the middle plate of the mobile phone is characterized in that: a vacuum suction plate connected to a vacuum generating device is installed under the positioning jig plate, and several connected vacuum suction plates are arranged on the positioning jig plate The vacuum suction hole; the front and rear sides of the positioning fixture plate are symmetrically equipped with a plurality of rotating cylinders, and the upper end of the piston rod of the rotating cylinder is connected with a pressure claw for clamping the outer side of the middle plate of the mobile phone. 2. A mid-plate clamping fixture with suction function according to claim 1, characterized in that: at least one tensioning cylinder is fixedly installed under the vacuum suction plate, and the piston of the tensioning cylinder The top of the rod is provided with a tie rod with a T-shaped cross-section. The positioning fixture plate and the vacuum suction plate are respectively provided with through holes. The lower end of the tie rod passes through the through hole and is detachably connected to the top of the piston rod. 3. A mid-plate clamping fixture with suction function according to claim 2, characterized in that: the number of the tensioning cylinders is two, and the two tensioning cylinders are installed side by side on the vacuum suction plate. Below, the through hole of the vacuum suction plate is a rectangular through hole, and two pull rods pass through the rectangular through hole side by side. 4. A mid-plate clamping jig with suction function according to claim 3, characterized in that: the plurality of vacuum suction holes are evenly arranged around the rectangular through hole, the vacuum suction plate The upper surface is provided with several vacuum suction grooves communicating with each vacuum suction hole. 5. A mid-plate clamping fixture with suction function according to claim 3, characterized in that: the tensioning cylinders are all short-stroke cylinders, and a cylinder support is arranged below the tensioning cylinders Both ends of the cylinder support plate are provided with support cylinders, the cylinder support plate is fixedly installed on the support base plate through the support cylinders, and the cylinder body of the tensioning cylinder is pressed on the cylinder support plate. 6. A mid-plate clamping fixture with suction function according to claim 2, characterized in that: the pull rod is a round cap bolt, and the round cap bolt includes a round nut and a screw part, the screw part The lower end is threadedly connected with the top of the piston rod, and the round nut protrudes from the positioning jig plate. 7. A mid-plate clamping jig with a suction function according to claim 2, characterized in that three cylinder installation holes are respectively arranged at intervals on the front and rear sides of the positioning jig plate, and each cylinder is installed A rotary cylinder is installed vertically below the hole, and the piston rod of the rotary cylinder stretches out to the top of the positioning jig plate. 8 . The mid-plate clamping jig with suction function according to claim 1 , wherein a plurality of mid-plate positioning pins installed from bottom to top are arranged on the positioning jig. 9 .