CN210451282U

CN210451282U - Discharge jig

Info

Publication number: CN210451282U
Application number: CN201921232074.2U
Authority: CN
Inventors: 陈奕超; 贺申虎
Original assignee: Chongqing Hexiufeng Electronic Co Ltd
Current assignee: Chongqing Hexiufeng Electronic Co Ltd
Priority date: 2019-07-31
Filing date: 2019-07-31
Publication date: 2020-05-05
Anticipated expiration: 2029-07-31

Abstract

The utility model belongs to the technical field of notebook computer mould manufacturing, in particular to a discharge jig, which comprises a base, a workbench and a support rod; the base is equipped with places the chamber, the workstation is located places the intracavity and workstation one end is articulated with base one end, the base other end is equipped with a plurality of jacks, the jack is located places the chamber lateral wall, the bracing piece can insert in the jack and provide the support to the workstation, be equipped with the tight structure of clamp on the workstation and press from both sides tight taper pin. Adopt this discharge fixture convenient operation to process the taper pin of different inclination.

Description

Discharge jig

Technical Field

The utility model discloses the application relates to notebook computer mould preparation technical field, concretely relates to discharge jig.

Background

In a forming mold of an injection molding product (such as a notebook computer), an inclined pin is used for forming a hook and a concave structure on the surface of the product, and when the mold is opened, the inclined pin drives the formed product to move together and separate from a cavity of the mold. The shape of the taper pin is determined according to the shape of the hook and the concave structure on the surface of the molded product, and the taper pin is small and complex in shape, so that the taper pin cannot be directly machined in place by CNC (computer numerical control) wire cutting, and therefore the taper pin is required to be finished by adopting electric discharge machining. When the oblique pin is subjected to electric discharge machining by an electric discharge machine, the oblique pin needs to be clamped and fixed by an electric discharge jig and then subjected to electric discharge machining. Because the taper pin has certain inclination, so also need the workstation of fixed taper pin to have certain inclination when processing, and because the inclination of different taper pins is different, so when processing the taper pin, need adjust the inclination of workstation repeatedly to different taper pins and just can carry out the processing to the taper pin, lead to work efficiency low, complex operation.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a discharge jig adopts this discharge jig convenient operation to process different inclination's taper pin.

In order to achieve the above purpose, the basic scheme of the utility model is as follows: a discharge jig comprises a base, a workbench and a support rod; the base is equipped with places the chamber, the workstation is located places the intracavity and workstation one end is articulated with base one end, the base other end is equipped with a plurality of jacks, the jack is located places the chamber lateral wall, the bracing piece can insert in the jack and provide the support to the workstation, be equipped with the tight structure of clamp on the workstation and press from both sides tight taper pin.

The working principle of the basic scheme is as follows: when the taper pin is machined, firstly, the inclination angle of the taper pin to be machined is determined, then the workbench is directly rotated along the hinged position of the workbench and the base, so that the workbench and the base are inclined, and the workbench is lifted. Then the support rod is inserted into the corresponding jack, the workbench is put down, the support rod can support the workbench at the moment, and the angle formed by the workbench and the base is ensured to be the angle required by the taper pin machining. And then the inclined pin is clamped by the clamping mechanism, so that the electric discharge operation can be carried out on the inclined pin.

The basic scheme has the following beneficial effects: 1. the base is articulated with the workstation in this scheme, can follow the articulated department swivel work head of workstation and base, the angle of adjustment workstation and base, and then be adapted to the processing of different inclination's taper pin. 2. The base is equipped with places the chamber in this scheme, and the workstation is located places the intracavity and can reduces the shared space of whole discharge fixture. 3. One end of the base is provided with a plurality of jacks, the jacks are determined in advance according to processing requirements, and each jack represents a different angle to meet different requirements of taper pin processing. 4. The jack is located and places the chamber lateral wall, when adjusting, only need raise the workstation, then insert the jack with the bracing piece and put down the workstation can. Compare in also setting up the through-hole on the workstation to just can insert the bracing piece when making jack, through-hole be located same straight line, convenient operation.

Further, press from both sides tight structure and include solid fixed splint, movable clamp plate and screw rod, gu fixed splint and workstation one side fixed connection, movable clamp plate and workstation sliding fit, one side that solid fixed splint was kept away from to the workstation is equipped with the connecting plate, the connecting plate is equipped with the screw thread through-hole, the screw rod pass the screw thread through-hole and with screw thread through-hole screw-thread fit, screw rod one end is connected with movable clamp plate rotation. When the taper pin is required to be clamped, the screw rod is rotated, and the screw rod is in threaded fit with the threaded through hole, so that the screw rod can move along the direction of the fixed clamping plate along the workbench when rotating, and the taper pin is clamped between the fixed clamping plate and the movable clamping plate, and the operation is convenient. And the thread has a self-locking function, so that the movable clamping plate can not move when the taper pin is processed.

Further, the workbench is also provided with a positioning part. The positioning part is arranged to position the angle pin conveniently.

Furthermore, location portion is the locating rod, the locating rod cross section is circular, locating rod and workstation up end fixed connection. The cross section of the positioning rod is round, so that the inclined pin is in line contact with the positioning rod when in contact with the positioning rod, and the positioning effect is better.

Further, the clamping structure further comprises a handle, and the handle is vertically connected with the screw rod. The operation is more convenient and labor-saving when the screw rod is rotated by the handle.

Furthermore, the end part of the supporting rod is provided with a holding part. The support rod is convenient to hold by the holding part, so that the operation is convenient.

Further, the number of the jacks is ten. The ten jacks can meet the requirements of production and processing.

Further, the base lateral wall is equipped with sign portion, sign portion is located jack one side, and the inclination that every jack represented can be identified to sign portion, when the operation insert the bracing piece corresponding jack can, convenient operation.

Furthermore, the upper end face of the workbench is provided with a sliding groove, and the movable clamping plate is in sliding fit with the workbench through the sliding groove. The sliding groove is arranged, so that the movable clamping plate can slide on the end face of the workbench conveniently, and the guide effect can be achieved.

Furthermore, the sliding groove is a dovetail groove, the moving precision of the movable clamping plate of the dovetail groove is higher, and the moving process is more stable.

Drawings

Fig. 1 is a perspective view of a first embodiment of a discharge jig of the present invention;

fig. 2 is a perspective view of a first embodiment of a discharge jig according to the present invention in use;

fig. 3 is a perspective view of a base in an embodiment of a discharge jig of the present invention;

fig. 4 is a perspective view of a worktable in a first embodiment of the discharge jig of the present invention;

fig. 5 is a perspective view of a second embodiment of the present invention.

Detailed Description

The following is further detailed by way of specific embodiments:

reference numerals in the drawings of the specification include: the clamping device comprises a base 1, a placing cavity 2, a jack 3, a workbench 4, a pin shaft 5, a fixed clamping plate 6, a movable clamping plate 7, a screw rod 8, a handle 9, a positioning rod 10, a connecting plate 11, a connecting column 12, a connecting hole 13, a side wall 14, a dovetail groove 15, a supporting rod 16 and a holding part 17.

Example one

This embodiment is substantially as shown in figures 1-3 of the drawings: a discharge jig comprises a base 1, a workbench 4 and a support rod 16. As shown in fig. 3, two sides of the right end of the base 1 are respectively provided with a connecting column 12, the connecting columns 12 are integrally formed with the base 1, each connecting column 12 is respectively provided with a connecting hole 13, and the axes of the two connecting holes 13 are collinear. Two sides of the left end of the base 1 are respectively provided with a side wall 14, and the side walls 14 and the base 1 are integrally formed. Each side wall 14 is provided with a plurality of insertion holes 3, and the number of the insertion holes 3 is ten in the embodiment. The axes of the corresponding receptacles 3 on the two side walls 14 are collinear. The side of each socket 3 may have a marking for marking the corresponding inclination angle of the socket 3, such as the side wall of one of the sockets marked as "4 °. The two side walls 14 and the base 1 form a placing cavity 2. The workbench 4 is positioned in the placing cavity 2, and the right end of the workbench 4 is hinged with the right end of the base 1. Specifically, a rotating hole (not shown in the figure) is formed in the right end of the base 1, and the pin shaft 5 penetrates through the connecting hole 13 and the rotating hole respectively to connect the base 1 and the workbench 4, so that the base 1 is hinged to the workbench 4. The end of the support bar 16 is provided with a grip 17. The holding portion 17 is provided to facilitate holding of the support rod 16, thereby facilitating the operation. The support bar 16 is insertable into the receptacle 3 and provides support for the table 4.

The worktable 4 is provided with a clamping structure for clamping the taper pin. Specifically, press from both sides tight structure and include solid fixed splint 6, activity splint and screw rod 8, gu fixed splint 6 passes through screw fixed connection with 4 one sides of workstation,

activity splint

7 and 4 sliding fit of workstation. Specifically, as shown in fig. 4, a sliding groove is formed on the upper end surface of the table 4, and the sliding groove is a dovetail groove 15 in this embodiment. The lower end surface of the movable clamping plate 7 extends into the dovetail groove 15 and is in sliding fit with the workbench 4 through the dovetail groove 15. The dovetail groove 15 is arranged, so that the movable clamping plate 7 can slide on the end face of the workbench 4 conveniently, and the guide function can be achieved. One side of the workbench 4 far away from the fixed clamping plate 6 is fixedly connected with a connecting plate 11 through a screw, the connecting plate 11 is provided with a thread through hole, a screw rod 8 penetrates through the thread through hole and is in thread fit with the thread through hole, one end of the screw rod 8 is rotatably connected with the movable clamping plate 7 (the specific connection mode can be that a blind hole is arranged on the end face of the movable clamping plate, the upper end of the blind hole is an annular groove, the end part of the polished rod of the screw rod extends into the blind hole, an annular bulge is arranged at the upper end of the polished rod.

The specific implementation process is as follows: as shown in fig. 2, when machining the taper pin, the inclination angle of the taper pin to be machined is determined, and then the table 4 is rotated directly along the hinge joint of the table 4 and the base 1, so that the table 4 and the base 1 are inclined, and the table 4 is lifted. And then the support rods 16 are inserted into the corresponding insertion holes 3, the workbench 4 is put down, at the moment, the support rods 16 can support the workbench 4, and the angle formed by the workbench 4 and the base 1 is ensured to be the angle required by the taper pin machining. When the taper pin is required to be clamped, the screw rod 8 is rotated, and because the screw rod 8 is in threaded fit with the threaded through hole, the screw rod 8 can move along the direction of the fixed clamping plate 6 along the workbench 4 when rotating, so that the taper pin is clamped between the fixed clamping plate 6 and the movable clamping plate 7, the taper pin is parallel to the upper end face of the workbench, and the operation is convenient. And the thread has a self-locking function, so that the movable clamping plate 7 can not move when the taper pin is processed. The clamping structure further comprises a handle 9, and the handle 9 is vertically connected with the screw 8. The operation is more convenient and labor-saving when the screw 8 is rotated by the handle 9.

Example two

As shown in fig. 5, the difference between the present embodiment and the first embodiment is that a positioning portion is further disposed on the workbench 4, specifically, the positioning portion is a positioning rod 10, and the positioning rod 10 is connected to the upper end surface of the workbench 4 by welding. The cross section of the positioning rod 10 is round, so that the inclined pin is in line contact with the positioning rod 10, and the positioning effect is better.

Example three:

the difference between this embodiment and the second embodiment lies in that this scheme in the inside electro-magnet that is equipped with of workstation, add man-hour and can fix a position the taper pin through the electro-magnet, the tight structure of cooperation clamp, the effect is better.

The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the embodiments is not described herein. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims

1. A discharge jig comprises a base and a workbench, and is characterized by further comprising a support rod; the base is equipped with places the chamber, the workstation is located places the intracavity and workstation one end is articulated with base one end, the base other end is equipped with a plurality of jacks, the jack is located places the chamber lateral wall, the bracing piece can insert in the jack and provide the support to the workstation, be equipped with the tight structure of clamp on the workstation and press from both sides tight taper pin.

2. The discharge fixture of claim 1, wherein: the clamping structure comprises a fixed clamping plate, a movable clamping plate and a screw rod, the fixed clamping plate is fixedly connected with one side of the workbench, the movable clamping plate is in sliding fit with the workbench, a connecting plate is arranged on one side, away from the fixed clamping plate, of the workbench, the connecting plate is provided with a threaded through hole, the screw rod penetrates through the threaded through hole and is in threaded fit with the threaded through hole, and one end of the screw rod is rotatably connected with the movable clamping plate.

3. The discharge fixture of claim 1, wherein: the workbench is also provided with a positioning part.

4. The discharge fixture of claim 3, wherein: the positioning part is a positioning rod, the cross section of the positioning rod is circular, and the positioning rod is fixedly connected with the upper end face of the workbench.

5. The discharge fixture of claim 2, wherein: the clamping structure further comprises a handle, and the handle is vertically connected with the screw rod.

6. The discharge fixture of claim 1, wherein: the end part of the supporting rod is provided with a holding part.

7. The discharge fixture of claim 1, wherein: the number of the jacks is ten.

8. The discharge fixture of claim 1, wherein: the base lateral wall is equipped with the sign portion, the sign portion is located jack one side.

9. The discharge fixture of claim 2, wherein: the upper end face of the workbench is provided with a sliding groove, and the movable clamping plate is in sliding fit with the workbench through the sliding groove.

10. The discharge fixture of claim 9, wherein: the sliding groove is a dovetail groove.