CN213471926U - Hand die holder - Google Patents

Abstract

The application relates to a hand die holder, include the chuck, place in bearing in the chuck and peg graft in the back shaft of bearing, its characterized in that: the bearing lateral wall is seted up flutedly, the chuck inner wall be provided with the recess cooperation just can drive in step bearing pivoted arch. This application has characteristics such as prevent gloves quality degradation, easy dismounting.

Description

Hand die holder

Technical Field

The application relates to the technical field of glove production equipment, in particular to a hand die holder.

Background

At present, the hand die holder is an important part in the production line of disposable gloves (latex gloves, nitrile gloves, PVP gloves and household gloves) and is used for installing a glove die. The glove mold is a mold used as a glove dipping aid in a dipping glove factory.

The prior patent grant publication number: CN101913221B "hand die holder" discloses a hand die holder, including chuck, back shaft and rim plate, the one end of back shaft passes through the bearing activity and sets up in the chuck, be provided with the screw thread section on the back shaft, the rim plate cover is established on the back shaft that is located the screw thread section, the rim plate edge is provided with the border along the rim plate axial, the cover is equipped with the spring housing on the back shaft of chuck inboard, the cover is equipped with the spring on the back shaft between spring housing and the rim plate, be provided with stop nut on the back shaft in the rim plate outside, the parcel has the wearing layer that the one deck comprises engineering plastics on the border, be provided with a plurality of through-hole on the border, the wearing layer that is.

In view of the above-mentioned related technologies, the inventor believes that, in the course of transporting the hand mold base along the production line, the bearing in the hand mold base starts to rotate, and due to the lapse of time, the outer wall of the bearing in the hand mold base and the inner wall of the chuck are worn, so that a gap is formed between the bearing and the chuck, and radial deviation is generated, thereby affecting the uneven distribution of the liquid on the hand mold, and degrading the quality of the glove.

SUMMERY OF THE UTILITY MODEL

In order to prevent a gap from being formed between the bearing and the chuck, and radial offset can be generated, the application provides a hand die holder.

The above object of the present application is achieved by the following technical solutions:

the utility model provides a hand die holder, includes the chuck, place in bearing in the chuck and peg graft in the back shaft of bearing inner wall, its characterized in that: the bearing lateral wall is seted up flutedly, the chuck inner wall be provided with the recess cooperation just can drive in step bearing pivoted arch.

Through adopting above-mentioned technical scheme, the bearing during operation in the chuck, because protruding and recess joint cooperation can make chuck inner wall and bearing outer ring synchronous rotation, prevent that the slip from appearing with the bearing outer lane in chuck inner wall, along with the lapse of time, the phenomenon of wearing and tearing appears, makes to form the space between bearing and the chuck, can produce radial skew to it is inhomogeneous to influence the liquid distribution on the hand former, just so can prevent that the gloves quality from declining.

Preferably, the axial direction of the side wall of the support shaft is provided with a flat key, and the inner side wall of the bearing is provided with a key groove for the flat key to slide in.

Through adopting above-mentioned technical scheme, when the back shaft took place to rotate, through the joint cooperation of parallel key and keyway, can make back shaft and bearing inner ring synchronous revolution, prevent that the wearing and tearing phenomenon from appearing in back shaft and the bearing inner ring, just so can increase the life of part, fully practice thrift the cost.

Preferably, the supporting shaft side wall is provided with an annular groove, a clamp spring is arranged in the annular groove, and the bearing is arranged between the adjacent clamp springs.

Through adopting above-mentioned technical scheme, the jump ring can make the bearing be fixed in on the back shaft, prevents that the bearing from appearing the endwise slip, separates with the jump ring between the adjacent bearing to the messenger can not appear bearing and bearing when the bearing work and take place the interference, has fully improved bearing life, when the installation, installs jump ring and bearing in proper order, puts into the chuck at one time, and it will be very convenient to install like this.

Preferably, the chuck comprises first half dish and second half dish, first half dish one end with second half dish one end forms the hinge through wearing the pole, first half dish with second half dish is keeping away from hinge one end is provided with first extension board and second extension board respectively, first extension board with the second extension board passes through the bolt fastening.

Through adopting above-mentioned technical scheme, the chuck divide into half first dish and half second dish, and back shaft and bearing installation finish after, make protruding joint on the half first dish in the recess of bearing, with half second dish with half first for the dish bolt fastening, just so can make chuck and bearing work, this scheme can make bearing and chuck installation or dismantle convenient and swift more, has improved work efficiency.

Preferably, a buffer sheet is disposed between the first extension plate and the second extension plate.

Through adopting above-mentioned technical scheme, when the bearing was installed in the chuck, small deviation can appear, and set up in the buffer chip of first extension board and second extension board, tightening up of accessible bolt, compression buffer chip to can reduce the clearance between bearing and the back shaft, prevent that the back shaft can produce radial skew, thereby influence the liquid distribution on the hand former inhomogeneous, further prevented the decline of gloves quality.

Preferably, the side wall of the chuck is provided with a through hole, the through hole corresponds to the protrusion, and the bearing is provided with an oil hole communicated with the inside of the bearing at the bottom of the groove.

Through adopting above-mentioned technical scheme, operating time's extension, lubricating oil in the bearing can progressively reduce, greatly increased the inside frictional force of bearing to influenced the smooth and easy degree of hand die holder work, and through the through-hole of chuck and the oil filler point of bearing, to the inside injection lubricating oil of bearing, the inside frictional force of fully reducing bearing also need not be through dismantling injection lubricating oil, implements very convenience.

Preferably, the through hole is internally provided with an inserting column.

Through adopting above-mentioned technical scheme, be provided with in the through-hole and insert, can prevent that lubricating oil from flowing out from the bearing is inside, the rate of utilization of make full use of lubricating oil prevents the waste of lubricating oil.

Preferably, a sealing gasket is arranged between the protrusion and the bottom of the groove.

Through adopting above-mentioned technical scheme, when protruding and recess joint cooperation, lubricating oil can flow in the gap between arch and the recess, and sealed pad can prevent that lubricating oil from flowing in the gap, and the hand die holder prevents at the course of the work that lubricating oil from dripping into in the raw materials of preparation gloves, can keep the quality of gloves.

To sum up, the beneficial technical effect of this application does:

1. the bulges are in clamping fit with the grooves, so that the inner wall of the chuck and the outer ring of the bearing can synchronously rotate, the inner wall of the chuck and the outer ring of the bearing are prevented from slipping and abrasion, the flat keys are in clamping fit with the key grooves, the support shaft and the inner ring of the bearing can synchronously rotate, the abrasion between the support shaft and the inner ring of the bearing is prevented, and the quality of gloves can be prevented from being reduced;

2. the chuck is divided into a first half disc and a second half disc, the bulge on the first half disc is clamped in the groove of the bearing, and the second half disc and the first half disc are fixed by bolts, so that the chuck and the bearing can work;

3. through the through-hole of chuck and the oil filler point of bearing, to the inside injection lubricating oil of bearing, the inside frictional force of fully reducing bearing need not also inject lubricating oil through dismantling, implements unusual convenience.

Drawings

FIG. 1 is an assembly view of a hand mold base;

FIG. 2 is a cross-sectional view of the hand mold base;

fig. 3 is an exploded pictorial illustration of a hand mold base.

In the figure: 1. a support shaft; 2. a bearing; 3. a chuck; 4. a wheel disc; 5. a keyway; 6. a flat bond; 7. a ring groove; 8. a clamp spring; 9. a first half-disc; 10. a second half-disc; 11. a first extension plate; 12. a second extension plate; 13. a bump; 14. a groove; 15. a buffer sheet; 16. a through hole; 17. an oil filler hole; 18. a gasket; 19. and (5) inserting the column.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

Referring to fig. 1 and 2, the hand die holder comprises a supporting shaft 1, a bearing 2 sleeved on the outer wall of the supporting shaft 1, a chuck 3 sleeved on the outer wall of the bearing 2, and a wheel disc 4 fixed on one end of the supporting shaft 1 far away from the chuck 3 through a bolt.

The keyway 5 of two waist shapes is seted up to back shaft 1 lateral wall axial, the interference joint has flat key 6 in the keyway 5, the diameter of radius and radius is seted up at flat key 6 both ends equals the width of flat key 6, when installing flat key 6, flat key 6 needs protrusion in the lateral wall of back shaft 1, the keyway 5 that supplies flat key 6 joint is seted up to 2 inside walls of bearing, the width of keyway 5 equals with the width of flat key 6, the radius has been seted up at flat key 6 both ends, it is more convenient when installing bearing 2.

Seted up three annular 7 on the 1 lateral wall of back shaft, the joint has jump ring 8 in the annular 7, jump ring 8 becomes "C" shape, and jump ring 8's both ends an organic whole is provided with draws the piece, draws the piece and can supply the instrument to pull, makes jump ring 8 take place to warp, and in the annular 7 of back shaft 1 was gone into to the card again, jump ring 8 outer wall protrusion in 1 lateral wall of back shaft, bearing 2 was fixed in between the adjacent jump ring 8, can prevent that bearing 2 from taking place axial displacement.

Referring to fig. 2 and 3, the chuck 3 is composed of a first half disc 9 and a second half disc 10, one end of the first half disc 9 is rotatably connected with one end of the second half disc 10 through a hinge, the first half disc 9 and the second half disc 10 are respectively welded and fixed with a first extension plate 11 and a second extension plate 12 at one end far away from the hinge, the first extension plate 11 and the second extension plate 12 are respectively provided with a through hole, a bolt penetrates through the through hole, the other end of the bolt is fixed through a nut, and therefore the first half disc 9 and the second half disc 10 are fixed.

The inner wall of the first half disc 9 is fixedly welded with a convex block 13, the convex block 13 is cylindrical, two grooves 14 connected with the convex block 13 in a clamped mode are symmetrically formed in the bearing 2, the size of each groove 14 is the same as that of the convex block 13, the top end of each convex block 13 is provided with a chamfer, and the grooves 14 are connected to the bulges in a clamped mode more easily when the bearing 2 is installed.

The buffer sheet 15 is adhered to the sidewall of the first extending plate 11, the buffer sheet 15 is clamped between the first extending plate 11 and the second extending plate 12, and the buffer sheet 15 is provided with a connecting hole communicated with the through hole.

Through hole 16 has been seted up to chuck 3 lateral wall, and through hole 16 is coaxial with the arch, and bearing 2 is seted up at recess 14 bottom and is seted up with bearing 2 inside communicating oil filler point 17, and through hole 16 is relative with oil filler point 17, makes external and bearing 2 inside through hole 16 and oil filler point 17 intercommunication, can pour into lubricating oil into bearing 2 inside, reduces the frictional force in the bearing 2.

An annular sealing gasket 18 is adhered and fixed on the top of the protrusion of the first half disc 9, and the sealing gasket 18 is extruded when the protrusion is in clamping fit with the groove 14, so that the sealing effect is achieved.

An internal thread is formed in the through hole 16, an external thread is formed on the outer wall of the inserted column 19, the inserted column 19 is fixed in the through hole 16 through threaded connection, and an inner hexagonal groove is formed in one end, far away from the bearing 2, of the inserted column 19.

The implementation principle of the embodiment is as follows:

the carousel passes through the bolt fastening in back shaft 1's one end, back shaft 1's the other end is at first with flat key 6 joint in kidney-shaped inslot, install joint jump ring 8 and bearing 2 in proper order, back shaft 1 and bearing 2 with installing are fixed in first half dish 9 through recess 14 and bellied joint, first half dish 9 one end forms the hinge through wearing the pole with second half dish 10 one end, chuck 3 is keeping away from hinge one end and is passing through bolt fastening first half dish 9 and second half dish 10, will insert post 19 through interior hexagonal spanner and be fixed in through-hole 16, when needing the oiling, it lubricates to take out to insert post 19, through protruding and recess 14, the joint cooperation of flat key 6 and keyway 5, can make chuck 3 and bearing 2 outer loop, back shaft 1 and bearing 2 inner ring synchronous rotation, the phenomenon of wearing and tearing prevents to appear, just so can prevent the gloves quality from declining.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a hand die holder, includes chuck (3), place in bearing (2) in chuck (3) and peg graft in back shaft (1) of bearing (2) inner wall, its characterized in that: the outer side wall of the bearing (2) is provided with a groove (14), and the inner wall of the chuck (3) is provided with a bulge which is matched with the groove (14) and can synchronously drive the bearing (2) to rotate.

2. The hand die holder of claim 1, wherein: the side wall of the supporting shaft (1) is axially provided with a flat key (6), and the inner side wall of the bearing (2) is provided with a key groove (5) for the flat key (6) to slide in.

3. The hand die holder of claim 1, wherein: annular groove (7) have been seted up to back shaft (1) lateral wall, be provided with jump ring (8) in annular groove (7), bearing (2) set up in adjacent between jump ring (8).

4. The hand die holder of claim 1, wherein: chuck (3) comprise half first dish (9) and half second dish (10), half first dish (9) one end with half second dish (10) one end forms the hinge through wearing the pole, half first dish (9) with half second dish (10) are keeping away from hinge one end is provided with first extension board (11) and second extension board (12) respectively, first extension board (11) with second extension board (12) pass through bolt fastening.

5. The hand die holder of claim 4, wherein: a buffer sheet (15) is arranged between the first extension plate (11) and the second extension plate (12).

6. The hand die holder of claim 1, wherein: through-hole (16) have been seted up to chuck (3) lateral wall, through-hole (16) with the arch corresponds, bearing (2) are in recess (14) bottom seted up with bearing (2) inside communicating oil filler point (17).

7. The hand die holder of claim 6, wherein: an inserting column (19) is arranged in the through hole (16).

8. The hand die holder of claim 1, wherein: a sealing gasket (18) is arranged between the protrusion and the bottom of the groove (14).

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