CN211194523U

CN211194523U - Positioning tool for graphite electrode in tire mold production

Info

Publication number: CN211194523U
Application number: CN201921764933.2U
Authority: CN
Inventors: 任昌强
Original assignee: Qingdao Qianglin Machinery Technology Co ltd
Current assignee: Qingdao Qianglin Machinery Technology Co ltd
Priority date: 2019-10-18
Filing date: 2019-10-18
Publication date: 2020-08-07
Anticipated expiration: 2029-10-18

Abstract

The utility model discloses a location frock for graphite electrode of tire mold production belongs to tire mold processing technology field, its including be used for fixed graphite electrode the upper die base and be fixed in the lathe on be used for with upper die base complex die holder, the top of die holder has set firmly the spliced pole, has seted up the constant head tank in the spliced pole, the constant head tank is used for supplying the upper die base to peg graft, the lateral wall of spliced pole is provided with the fixed subassembly of upper die base and spliced pole fixed, the utility model discloses have be convenient for be fixed in the graphite electrode on the lathe, increase the effect of the qualification rate of graphite electrode processing.

Description

Positioning tool for graphite electrode in tire mold production

Technical Field

The utility model belongs to the technical field of tire mould processing technique and specifically relates to a location frock that is used for the graphite electrode of tire mould production.

Background

At present, with the push-out of large and medium-sized molds and high-efficiency molds, people have higher and higher requirements on the manufacture of the molds, the optimization of part structures and the reduction of processing cost become requirements of long-term development of the mold industry, and graphite is used as an electrode material and has wider and wider applications due to the advantages of high machinability, light weight, quick forming, small expansion rate, low loss, easy correction and the like.

When a tire mold is processed, patterns need to be carved on the tire mold, and graphite electrodes are generally adopted for processing and need to be carved. However, when the graphite electrode is used for processing patterns, the graphite electrode is fragile and is easily damaged during clamping, so that the yield of the graphite electrode in the processing process is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a location frock for the graphite electrode of tire mold production can be convenient for be fixed in the lathe with graphite electrode on, and not directly carry out the centre gripping with graphite electrode to prevent that graphite electrode from damaging, increase the qualification rate of graphite electrode processing.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a location frock for graphite electrode of tire mould production, including the upper die base that is used for fixed graphite electrode and be fixed in the lathe on be used for with upper die base complex die holder, the top of die holder has set firmly the spliced pole, has seted up the constant head tank in the spliced pole, the constant head tank is used for supplying the upper die base to peg graft, the lateral wall of spliced pole is provided with the fixed subassembly of upper die base and spliced pole fixed.

Through adopting above-mentioned scheme, on being fixed in the upper die base with graphite electrode, peg graft the upper die base in the constant head tank of spliced pole again, fixed subassembly on the rethread spliced pole is fixed upper die base and spliced pole, can be fixed in the lathe with graphite electrode on, directly not carry out the centre gripping with graphite electrode to prevent that graphite electrode from damaging, increase graphite electrode processing's qualification rate.

The utility model discloses further set up to: the fixing component comprises a bolt, a sliding groove for the bolt to be inserted is formed in the side wall of the connecting column, and a slot for the bolt to be inserted is formed in the side wall of the upper die base.

By adopting the scheme, the upper die base is inserted into the positioning groove, the bolt is pushed to slide in the sliding groove to the bolt inserted into the slot of the upper die base, and then the upper die base and the positioning column can be fixed.

The utility model discloses further set up to: the end of the bolt is provided with an inclined plane.

By adopting the scheme, when the bolt is inserted into the sliding groove and the slot, the inclined plane is convenient for inserting the bolt into the slot of the upper die base.

The utility model discloses further set up to: the connecting column is provided with a locking piece which is positioned at the bottom of the bolt and used for fixing the bolt and the connecting column; the spliced pole is located the vertical breach groove of seting up and sliding groove intercommunication in the bottom in groove that slides, and the retaining member is for setting firmly the locking spring in the breach inslot, and the bottom of locking spring sets firmly in the spliced pole is located the bottom in breach groove, and the top of locking spring sets firmly the reference column that the setting of protrusion breach groove.

By adopting the scheme, after the plug is inserted into the slot, the tension of the locking spring enables the positioning column to be abutted against the plug, so that the plug is inserted into the slot more stably.

The utility model discloses further set up to: and the side wall of the connecting column is provided with a pre-positioning assembly for pre-positioning the upper die base and the connecting column.

Through adopting above-mentioned scheme, pre-positioning assembly can be fixed upper die base and spliced pole in advance, and pre-fixing can make slot and the groove intercommunication that slides to be convenient for the bolt and peg graft in the slot.

The utility model discloses further set up to: the limiting groove that the level set up is seted up to the symmetry on the lateral wall of spliced pole, communicates in limiting groove and the constant head tank, and pre-positioning subassembly is including setting up the pressure spring in the limiting groove, and the one end that pressure spring is close to the constant head tank has set firmly the spacing ball that the protrusion spacing groove set up, and the recess that supplies spacing ball to peg graft is seted up to the lateral wall symmetry of upper die base.

Through adopting above-mentioned scheme, peg graft the upper die base in the constant head tank, compression spring's tension makes spacing ball peg graft in the recess of upper die base lateral wall, can guarantee slot and the groove intercommunication that slides, and the bolt of being convenient for is pegged graft in the slot.

The utility model discloses further set up to: one end of the compression spring, which is far away from the positioning groove, is fixedly connected with a screw rod, the screw rod is in threaded connection with the inner wall of the connecting column, which is located on the limiting groove, and one end of the screw rod, which is far away from the compression spring, extends out of the connecting column.

By adopting the scheme, the screw rod is screwed, so that the compression spring can be pushed to move in the limiting groove, the pressure of the compression spring on the upper die base can be adjusted, and the upper die base is fixed more stably by the limiting ball.

The utility model discloses further set up to: the graphite electrode and the upper die seat are detachably connected.

By adopting the scheme, the graphite electrode and the upper die base can be detached, so that different graphite electrodes can be conveniently installed on the upper die base.

The utility model discloses further set up to: the upper die base and the graphite electrode are fixed through bolts, through holes are formed in the four corners of the upper die base, and threaded holes are formed in the positions, corresponding to the through holes, of the graphite electrode.

By adopting the above scheme, when fixing graphite electrode and upper die base, the bolt passes behind the through-hole on the die holder and is fixed with the screw hole on the graphite electrode, can be fixed graphite electrode and upper die base, and bolt fastening is convenient for dismantle and install graphite electrode and die holder.

To sum up, the utility model discloses following beneficial effect has:

1. the graphite electrode can be fixed on a machine tool and is not directly clamped with the graphite electrode, so that the graphite electrode is prevented from being damaged, and the processing qualification rate of the graphite electrode is increased;

2. a locking piece for fixing the bolt and the connecting column is arranged at the bottom of the connecting column, which is positioned at the bolt; the connecting column is positioned at the bottom of the sliding groove and is vertically provided with a notch groove communicated with the sliding groove, the locking piece is a locking spring fixedly arranged in the notch groove, the bottom of the locking spring is fixedly arranged at the bottom of the connecting column positioned in the notch groove, the top of the locking spring is fixedly provided with a positioning column protruding out of the notch groove, and when the bolt is inserted into the slot, the tension of the locking spring enables the positioning column to be tightly abutted against the bolt, so that the bolt is more stably inserted into the slot;

3. the limiting groove that the level set up is seted up through the symmetry on the lateral wall at the spliced pole, intercommunication in limiting groove and the constant head tank, prepositioning the subassembly including setting up the pressure spring in the limiting groove, the one end that pressure spring is close to the constant head tank has set firmly the spacing ball that the protrusion spacing groove set up, the recess that supplies spacing ball to peg graft is seted up to the lateral wall symmetry of upper die base, the upper die base is pegged graft in the constant head tank, pressure spring's tension makes spacing ball peg graft in the recess of upper die base lateral wall, can guarantee slot and sliding groove intercommunication, the bolt of being convenient for is pegged graft in.

Drawings

FIG. 1 is an exploded view of an embodiment;

FIG. 2 is an exploded view of a graphite electrode and upper die base;

FIG. 3 is a sectional view of the embodiment;

FIG. 4 is an enlarged view of portion A of FIG. 3;

FIG. 5 is a cross-sectional view of the pre-positioning assembly shown in detail;

fig. 6 is an enlarged view of a portion B of fig. 5.

In the figure, 1, a graphite electrode; 11. a threaded hole; 2. an upper die holder; 21. a through hole; 22. a slot; 23. a groove; 24. inserting grooves; 3. a lower die holder; 31. connecting columns; 311. a sliding groove; 312. a notch groove; 313. a limiting groove; 32. positioning a groove; 33. a fixing assembly; 331. a bolt; 332. a bevel; 34. a pre-positioning assembly; 341. a compression spring; 342. a limiting ball; 343. a screw; 35. a locking member; 351. a locking spring; 352. a positioning column; 36. a limiting column.

Detailed Description

A positioning tool for a graphite electrode for tire mold production is disclosed, referring to fig. 1 and fig. 2, and comprises an upper mold base 2 for fixing the graphite electrode 1 and a lower mold base 3 which is fixed on a machine tool and is matched with the upper mold base 2, wherein the upper mold base 2 is cylindrical, and the upper mold base 2 and the lower mold base 3 are detachably connected; when the graphite electrode 1 is processed, the graphite electrode 1 is fixed on the upper die base 2, and then the upper die base 2 and the lower die base 3 are fixed, so that the graphite electrode 1 can be fixed on a machine tool.

Referring to fig. 2 and 3, the upper die holder 2 and the graphite electrode 1 are fixed by bolts, through holes 21 are formed at four corners of the upper die holder 2, threaded holes 11 are formed in positions of the graphite electrode 1 corresponding to the through holes 21, and the graphite electrode 1 and the lower die holder 3 are convenient to detach and mount by bolt fixation. The top of the lower die holder 3 is fixedly provided with a connecting column 31, a positioning groove 32 is formed in the connecting column 31, the positioning groove 32 is used for the insertion of the upper die holder 2, and the side wall of the connecting column 31 is provided with a pre-positioning assembly 34 (see fig. 5) for pre-positioning the upper die holder 2 and the connecting column 31 and a fixing assembly 33 for fixing the upper die holder 2 and the connecting column 31.

Referring to fig. 3 and 4, the fixing component 33 includes a plug pin 331, a sliding slot 311 for the plug pin 331 to be inserted into is formed on a side wall of the connecting column 31, a slot 22 for the plug pin 331 to be inserted into is formed on a side wall of the upper die base 2, the upper die base 2 is inserted into the positioning slot 32, the plug pin 331 is pushed to slide in the sliding slot 311 to the plug pin 331 to be inserted into the slot 22 of the upper die base 2, and then the upper die base 2 and the positioning column 352 can be fixed; the end of the plug pin 331 is provided with an inclined surface 332, and the inclined surface 332 facilitates the plug pin 331 to be inserted into the slot 22 of the upper die holder 2; the bottom of the connecting column 31 at the bolt 331 is provided with a locking member 35 for fixing the bolt 331 and the connecting column 31. The connecting column 31 is vertically provided with a notch groove 312 which is communicated with the sliding groove 311 and is positioned at the bottom of the sliding groove 311, the locking piece 35 is a locking spring 351 which is fixedly arranged in the notch groove 312, the bottom of the locking spring 351 is fixedly arranged at the bottom of the connecting column 31 which is positioned in the notch groove 312, and the top of the locking spring 351 is fixedly provided with a positioning column 352 which protrudes out of the notch groove 312; after the plug 331 is inserted into the slot 22, the tension of the locking spring 351 causes the positioning column 352 to abut against the plug 331, so that the plug 331 is inserted more stably into the slot 22.

Referring to fig. 5 and 6, the side wall of the connecting column 31 is symmetrically provided with horizontally arranged limiting grooves 313, the limiting grooves 313 are communicated with the positioning groove 32, the pre-positioning assembly 34 comprises a pressing spring 341 arranged in the limiting grooves 313, one end of the pressing spring 341 close to the positioning groove 32 is fixedly provided with limiting balls 342 protruding out of the limiting grooves 313, and the side wall of the upper die holder 2 is symmetrically provided with grooves 23 for the insertion of the limiting balls 342; the upper die holder 2 is inserted into the positioning groove 32, and the tension of the pressing spring 341 enables the limiting ball 342 to be inserted into the groove 23 on the side wall of the upper die holder 2, so that the slot 22 can be communicated with the sliding groove 311, and the plug pin 331 can be conveniently inserted into the slot 22. One end of the pressing spring 341, which is far away from the positioning groove 32, is fixedly connected with a screw 343, the screw 343 is in threaded connection with the inner wall of the connecting column 31, which is located in the limiting groove 313, and one end of the screw 343, which is far away from the pressing spring 341, extends out of the connecting column 31; the screw 343 is screwed to push the pressing spring 341 to move in the limiting groove 313, i.e. the pressure of the pressing spring 341 on the upper die holder 2 can be adjusted, so that the limiting ball 342 fixes the upper die holder 2 more stably.

Referring to fig. 5, a vertically arranged limiting column 36 is fixedly arranged in the positioning groove 32 of the connecting column 31, an insertion groove 24 for inserting the limiting column 36 is formed in the bottom of the lower die base 3, after the upper die base 2 is inserted into the lower die base 3, the limiting column 36 of the connecting column 31 is inserted into the insertion groove 24, the limiting column 36 and the limiting groove 313 play a role in guiding the upper die base 2 and the lower die base 3, the upper die base 2 can rotate in the connecting column 31, and the limiting ball 342 can be inserted into the insertion groove 24.

The use principle is as follows: the graphite electrode 1 is arranged on the upper die holder 2, the upper die holder 2 is inserted into the connecting column 31, the upper die holder 2 is rotated to the limit ball 342 to be inserted into the groove 23, the bolt 331 is pushed to the bolt 331 to be inserted into the slot 22, the upper die holder 2 and the lower die holder 3 can be fixed, and the graphite electrode 1 can be fixed on a machine tool.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a location frock for graphite electrode of tire mould production which characterized in that:

including upper die base (2) and be fixed in the lathe be used for with upper die base (2) complex die holder (3) for fixed graphite electrode (1), the top of die holder (3) has set firmly spliced pole (31), has seted up constant head tank (32) in spliced pole (31), and constant head tank (32) are used for supplying upper die base (2) to peg graft, and the lateral wall of spliced pole (31) is provided with fixed subassembly (33) of fixing upper die base (2) and spliced pole (31).

2. The positioning tool for the graphite electrode produced by the tire mold as claimed in claim 1, wherein the positioning tool comprises: the fixing component (33) comprises a bolt (331), a sliding groove (311) for the bolt (331) to be inserted is formed in the side wall of the connecting column (31), and a slot (22) for the bolt (331) to be inserted is formed in the side wall of the upper die base (2).

3. The positioning tool for the graphite electrode produced by the tire mold as claimed in claim 2, wherein the positioning tool comprises: an inclined plane (332) is formed at the end part of the bolt (331).

4. The positioning tool for the graphite electrode produced by the tire mold as claimed in claim 2, wherein the positioning tool comprises:

a locking piece (35) for fixing the bolt (331) and the connecting column (31) is arranged at the bottom of the bolt (331) of the connecting column (31);

the spliced pole (31) are located the bottom of sliding groove (311) and vertically offer breach groove (312) with sliding groove (311) intercommunication, retaining member (35) are for setting firmly locking spring (351) in breach groove (312), and the bottom of locking spring (351) sets firmly in the bottom that spliced pole (31) are located breach groove (312), and the top of locking spring (351) sets firmly reference column (352) that protrusion breach groove (312) set up.

5. The positioning tool for the graphite electrode produced by the tire mold as claimed in claim 1, wherein the positioning tool comprises: the side wall of the connecting column (31) is provided with a pre-positioning assembly (34) for pre-positioning the upper die base (2) and the connecting column (31).

6. The positioning tool for the graphite electrode produced by the tire mold as claimed in claim 5, wherein the positioning tool comprises: spacing groove (313) that the level set up are seted up to the symmetry on the lateral wall of spliced pole (31), communicate in spacing groove (313) and constant head tank (32), prepositioning subassembly (34) including setting up compression spring (341) in spacing groove (313), compression spring (341) are close to the one end of constant head tank (32) and have set firmly spacing ball (342) that salient spacing groove (313) set up, recess (23) that supply spacing ball (342) to peg graft are seted up to the lateral wall symmetry of upper die base (2).

7. The positioning tool for the graphite electrode produced by the tire mold as claimed in claim 6, wherein the positioning tool comprises: one end of the pressing spring (341) far away from the positioning groove (32) is fixedly connected with a screw rod (343), the screw rod (343) is in threaded connection with the inner wall of the connecting column (31) located in the limiting groove (313), and one end of the screw rod (343) far away from the pressing spring (341) extends out of the connecting column (31) to be arranged.

8. The positioning tool for the graphite electrode produced by the tire mold as claimed in claim 1, wherein the positioning tool comprises: the graphite electrode (1) and the upper die holder (2) are detachably connected.

9. The positioning tool for the graphite electrode produced by the tire mold as claimed in claim 8, wherein the positioning tool comprises: the upper die holder (2) and the graphite electrode (1) are fixed through bolts, through holes (21) are formed in the four corners of the upper die holder (2), and threaded holes (11) are formed in the positions, corresponding to the through holes (21), of the graphite electrode (1).