CN220481589U - Pin shaft pressing tool - Google Patents
Pin shaft pressing tool Download PDFInfo
- Publication number
- CN220481589U CN220481589U CN202322031183.0U CN202322031183U CN220481589U CN 220481589 U CN220481589 U CN 220481589U CN 202322031183 U CN202322031183 U CN 202322031183U CN 220481589 U CN220481589 U CN 220481589U
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- China
- Prior art keywords
- hole
- pin
- gear
- positioning
- sliding block
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- 210000004907 gland Anatomy 0.000 claims description 11
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 9
- 238000009434 installation Methods 0.000 abstract description 7
- 210000003205 muscle Anatomy 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 230000001737 promoting effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Jigs For Machine Tools (AREA)
Abstract
The utility model discloses a tool for pressing in a pin shaft, which comprises a fixed block, wherein a rack is fixedly connected to the fixed block, a sliding block is movably arranged on the rack, a pressing part for pushing a positioning pin is arranged on the sliding block in an extending mode, and the sliding block is matched with the rack in a guiding mode; the sliding block is rotationally connected with a gear, a screwing hole is coaxially formed in the gear, and the gear is meshed with the rack. The utility model has the following advantages and effects: the new mechanical structure of this scheme utilization has locating pin installation accurate, convenient operation, labour saving and time saving's effect.
Description
Technical Field
The utility model relates to the technical field of pin shaft installation tools, in particular to a pin shaft pressing tool.
Background
As shown in fig. 1, a box 8 (a lower casing is not shown) with positioning pins 81 is provided with a plurality of ribs 80, and mounting holes 8a for mounting and inserting the positioning pins 81 are formed in adjacent ribs 80, and the process of inserting the positioning pins 81 into the mounting holes 8a during assembly involves the process of fixedly connecting the positioning pins 81 between the adjacent ribs 80, and the process usually adopts a manual pressing-in manner, but the manual pressing-in of the positioning pins 81 takes time and is labor-consuming, and the positioning pins 81 cannot be ensured to be accurately pressed into the ideal positions of the mounting holes 8a every time, so that the assembly accuracy of the positioning pins 81 is not high, and the yield of products cannot be ensured.
Disclosure of Invention
The utility model aims to provide a pin shaft pressing tool which has the effects of accurate installation of a positioning pin, convenience in operation and time and labor saving.
The technical aim of the utility model is realized by the following technical scheme: the fixture comprises a fixed block, wherein a rack is fixedly connected to the fixed block, a sliding block is movably arranged on the rack, a pressing part for pushing a positioning pin is arranged on the sliding block in an extending mode, and the sliding block is matched with the rack in a guiding mode;
the sliding block is rotationally connected with a gear, a screwing hole is coaxially formed in the gear, and the gear is meshed with the rack.
Through adopting above-mentioned technical scheme, the fixed block is hugged closely in protruding muscle one side earlier in the preparation stage, make protruding muscle provide a backstop power to the outside to the fixed block, then keep rack and the length direction of box parallel, align the mounting hole of a protruding muscle with locating pin one end, rotate simultaneously and twist the hole and drive the gear and rotate on the rack, make the sliding block be close to the fixed block, the clamping part offsets with the locating pin other end, then get into and twist the stage, through continuing to rotate and twist the hole, utilize the meshing force between gear and the rack, make clamping part promote the locating pin to alternate between the mounting hole of adjacent protruding muscle, and when the locating pin is installed in place, clamping part cooperates with protruding muscle backstop on one side, can effectively prevent that the locating pin from inserting the excessive condition of mounting hole, it is accurate to have the locating pin installation, convenient operation, labour saving and time saving's effect.
The utility model is further provided with: the fixed block is coaxially provided with a through hole along the sliding direction of the pressing part, a positioning shaft is movably arranged in the through hole in a penetrating mode, and the positioning shaft is in guiding fit with the through hole.
Through adopting above-mentioned technical scheme, can insert the locating shaft in the mounting hole of adjacent protruding muscle at the preparation stage, realize looking for the parallel of rack and box length direction, when improving the relative rack slip of sliding block, compress tightly the concentricity that the portion inserted adjacent mounting hole with the locating pin, and then improve the accuracy that the locating pin inserted the mounting hole.
The utility model is further provided with: the locating shaft is in friction fit with the through hole, and when the locating pin is arranged between the pressing part and the locating shaft, two ends of the locating pin are mutually abutted against the pressing part and the end part of the locating shaft.
Through adopting above-mentioned technical scheme, after the locating shaft inserts the mounting hole, place the locating pin between locating shaft tip and the portion that compresses tightly, be close to the portion that compresses tightly through promoting the locating shaft, make the locating pin support tightly between locating shaft and the portion that compresses tightly, make locating pin and locating shaft keep coaxial setting, need not to exert other holding power to the locating pin this moment, can utilize the operation that the slider pressed into the mounting hole to the locating pin through rotating the hole of twisting, improved the convenience of operation.
The utility model is further provided with: the pressing part is provided with a positioning groove along the axial direction of the through hole, and the positioning groove is matched with the positioning pin in a positioning way.
Through adopting above-mentioned technical scheme, the locating pin can be earlier with its one end embedding constant head tank in location between the mounting hole of impressing, can improve the concentricity that the locating pin impressed the mounting hole.
The utility model is further provided with: the sliding block is provided with a sliding hole, and the rack is matched with the sliding hole in a guiding manner.
Through adopting above-mentioned technical scheme, the sliding block is located on the rack through the sliding hole movable sleeve, and the sliding hole can be set to square hole or oval hole, makes sliding block and rack mutually end and change and direction cooperation, can make the pressure direction of compressing tightly portion to the locating pin keep unanimous.
The utility model is further provided with: the sliding block is provided with a gland, a containing cavity is formed between the sliding block and the gland, the containing cavity is communicated with the sliding hole, and the gear is rotationally arranged in the containing cavity.
By adopting the technical scheme, after long-time use, the rack and the gear are inevitably worn, and the gland is added to facilitate the subsequent replacement of the gear and the rack.
The utility model is further provided with: the gear is characterized in that rotating shafts are symmetrically arranged at two ends of the gear, the sliding blocks are provided with rotating holes corresponding to the rotating shafts, the rotating holes are communicated with the accommodating cavity, and the rotating shafts are in running fit with the rotating holes.
Through adopting above-mentioned technical scheme, the gear both ends are rotated through the axis of rotation and are connected in rotatory downthehole, make the gear float set up in the middle of the holding chamber, are favorable to improving gear pivoted smoothness.
The utility model is further provided with: one end of the positioning shaft is bent to form a stop part, and the stop part is matched with the stop of the fixed block.
Through adopting above-mentioned technical scheme, the backstop portion can make the operator improve the area of contact of hand and locating shaft when promoting the locating shaft, and the operator can insert the locating shaft in the mounting hole through promoting the backstop portion to improve the convenience of operation, the degree of depth that the locating shaft inserted the mounting hole can also be restricted to the backstop portion simultaneously.
The utility model is further provided with: the rotating shafts on two sides of the gear are provided with the screwing holes.
Through adopting above-mentioned technical scheme, make the gear need not to distinguish in the normal side when installing to the sliding block, prevent that the unilateral from seting up and revolve to twist the hole and lead to the gear installation direction to have the misleading unable normal condition of screwing up the operation.
The utility model is further provided with: the device also comprises a screwing tool which is in screwing fit with the screwing hole.
Through adopting above-mentioned technical scheme, utilize to revolve the tool and screw the hole cooperation and rotate the gear, can also revolve at the external electric hand drill of screwing the tool.
In summary, the utility model has the following beneficial effects:
1. the utility model discloses a set up the fixed block, the fixed block is gone up to the adoption, and the cover is established the sliding block on the rack, and the sliding block rotates the connecting gear, and the hole of twisting is offered soon to the gear, utilizes the meshing effect of gear and rack, can twist it soon through twisting the instrument, makes the compacting part of sliding block tip impress the locating pin in the mounting hole, has locating pin installation accurate, convenient operation, labour saving and time saving's effect.
2. The through hole is formed in the fixed block, the locating shaft is movably arranged in the through hole in a penetrating mode, the locating groove is formed in the pressing portion, the locating groove and the through hole are coaxially arranged, the concentricity of the locating pin pressed into the mounting hole is improved through the locating shaft, and the effect of inserting the locating pin into the mounting hole is achieved.
3. The two sides of the gear are coaxially provided with the screwing holes respectively, so that the gear is convenient to install.
4. The gland is additionally arranged on the sliding block, so that the gear is rotationally connected in a containing cavity formed between the gland and the sliding block, and the effect of the accuracy of inserting the locating pin into the mounting hole is achieved.
Drawings
Fig. 1 is a schematic view of a conventional box equipped with a locating pin.
Fig. 2 is an overall structural view of the present utility model.
Fig. 3 is an exploded view of the present utility model.
Fig. 4 is a longitudinal cross-sectional view of the present utility model.
Fig. 5 is a view of the present utility model at a stage of preparation for pressing in the dowel.
Fig. 6 is a view of the present utility model at the end of the press-in of the dowel.
In the figure: 1. a fixed block; 1a, through holes; 2. a rack; 3. a sliding block; 3a, a sliding hole; 31. a pressing part; 31a, positioning grooves; 32. a gland; 32a, a receiving cavity; 32b, a rotation hole; 4. a gear; 4a, screwing holes; 41. a rotating shaft; 5. positioning a shaft; 51. a stop portion; 6. a screwing tool; 7. an electric hand drill; 8. a case; 80. convex ribs; 8a, mounting holes; 81. and (5) positioning pins.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
2-4, the fixture comprises a fixed block 1, a rack 2 is fixedly connected to the fixed block 1, a sliding block 3 is movably arranged on the rack 2, a pressing part 31 for pushing a positioning pin 81 is extended from one end of the sliding block 3, and the sliding block 3 is in guide fit with the rack 2; the sliding block 3 is rotationally connected with the gear 4, the two sides of the gear 4 are symmetrically provided with the screwing holes 4a, the gear 4 is meshed with the rack 2, the symmetrically provided screwing holes 4a ensure that the gear 4 does not need to be distinguished from the right side when being mounted on the sliding block 3, and the situation that the normal screwing operation cannot be performed due to the fact that the screwing holes 4a are formed on one side are prevented from being caused by the fact that the mounting direction of the gear 4 is wrong; the fixed block 1 is coaxially provided with a through hole 1a along the sliding direction of the pressing part 31, a positioning shaft 5 is movably arranged in the through hole 1a in a penetrating way, one end of the positioning shaft 5 is bent to form a stop part 51, the stop part 51 is matched with the fixed block 1 in a stop way, the stop part 51 can enable an operator to increase the contact area between the hand and the positioning shaft 5 when pushing the positioning shaft 5, the operator can insert the positioning shaft 5 into the mounting hole 8a by pushing the stop part 51, so that the operation convenience is improved, and meanwhile, the stop part 51 can limit the depth of the positioning shaft 5 inserted into the mounting hole 8 a; the positioning shaft 5 is in guide fit with the through hole 1a, the positioning shaft 5 can be inserted into the mounting hole 8a of the adjacent convex rib 80 in the preparation stage, so that the parallel alignment of the rack 2 and the length direction of the box body 8 is realized, the concentricity of the positioning pin 81 inserted into the adjacent mounting hole 8a by the pressing part 31 when the sliding block 3 slides relative to the rack 2 is improved, and the accuracy of inserting the positioning pin 81 into the mounting hole 8a is further improved; the locating shaft 5 and the through hole 1a are in friction fit, when the locating pin 81 is arranged between the pressing part 31 and the locating shaft 5, two ends of the locating pin 81 are mutually abutted against the pressing part 31 and the end part of the locating shaft 5, after the locating shaft 5 is inserted into the mounting hole 8a, the locating pin 81 is arranged between the end part of the locating shaft 5 and the pressing part 31, the locating pin 81 is abutted against between the locating shaft 5 and the pressing part 31 by pushing the locating shaft 5 to be close to the pressing part 31, the locating pin 81 and the locating shaft 5 are coaxially arranged, other retaining force is not required to be applied to the locating pin 81 at the moment, and the locating pin 81 can be pressed into the mounting hole 8a by utilizing the sliding block 3 through rotating the screwing hole 4a, so that the convenience of operation is improved.
As shown in fig. 3, the pressing part 31 is provided with a positioning groove 31a along the axial direction of the through hole 1a, the positioning groove 31a is matched with the positioning pin 81 in a positioning way, one end of the positioning pin 81 can be embedded into the positioning groove 31a for positioning before being pressed into the mounting hole 8a, and the concentricity of the positioning pin 81 pressed into the mounting hole 8a can be improved; the sliding block 3 is provided with a sliding hole 3a, the rack 2 is in guiding fit with the sliding hole 3a, the sliding block 3 is movably sleeved on the rack 2 through the sliding hole 3a, the sliding hole 3a can be set into a square hole or an oval hole, the sliding block 3 and the rack 2 are mutually stopped to rotate and are in guiding fit, and the pressure direction of the pressing part 31 to the positioning pin 81 can be kept consistent.
As shown in fig. 2-4, the sliding block 3 is provided with a gland 32, a containing cavity 32a is formed between the sliding block 3 and the gland 32, the lower end of the containing cavity 32a is communicated with the sliding hole 3a, a gear 4 is rotationally arranged in the containing cavity 32a, two ends of the gear 4 are symmetrically provided with rotating shafts 41, the sliding block 3 is provided with rotating holes 32b corresponding to the rotating shafts 41, two sides of the containing cavity 32a are communicated with the rotating holes 32b, the rotating shafts 41 are in rotating fit with the rotating holes 32b, two ends of the gear 4 are rotationally connected in the rotating holes 32b through the rotating shafts 41, so that the gear 4 is floatingly arranged in the containing cavity 32a, the rotating smoothness of the gear 4 is improved, in addition, after long-time use, the gear 2 and the gear 4 are inevitably worn, and the adding of the gland 32 facilitates subsequent replacement of the gear 4 and the gear 2; the fixed block 1 is fixedly connected with the rack 2 through a bolt structure, so that the fixed block 1 is detachably connected with the rack 2, and the assembly and the disassembly are convenient.
As shown in fig. 5-6, the electric hand drill further comprises a screwing tool 6, the screwing tool 6 is in screwing fit with the screwing hole 4a, the screwing tool 6 is utilized to be matched with the screwing hole to rotate the gear 4, and the electric hand drill 7 can be externally connected with the screwing tool 6 to be matched with the gear 4 to rotate when in actual use, so that labor cost is greatly reduced.
The basic working principle of the utility model is as follows: the preparation stage is firstly to cling the fixed block 1 to one side of the convex rib 80, so that the convex rib 80 provides an outward stop force for the fixed block 1, then the rack 2 is kept parallel to the length direction of the box body 8, one end of the positioning pin 81 is aligned with the mounting hole 8a of the convex rib 80, meanwhile, the rotating screwing hole 4a drives the gear 4 to rotate on the rack 2, so that the sliding block 3 is close to the fixed block 1, the pressing part 31 is propped against the other end of the positioning pin 81, then the screwing stage is carried out, the pressing part 31 is pushed to penetrate between the mounting holes 8a of the adjacent convex ribs 80 by utilizing the meshing force between the gear 4 and the rack 2, and when the positioning pin 81 is installed in place, the pressing part 31 is matched with the convex rib 80 on one side in a stop mode, so that the situation that the positioning pin 81 is excessively inserted into the mounting hole 8a can be effectively prevented, and the positioning pin has the effects of accurate installation, convenient operation, time saving and labor saving.
The foregoing description is only of the preferred embodiments of the utility model, and all changes and modifications that come within the meaning and range of equivalency of the structures, features and principles of the utility model are therefore intended to be embraced therein.
Claims (10)
1. The utility model provides a round pin axle frock of impressing which characterized in that: the sliding block (3) is extended to be provided with a pressing part (31) for pushing a positioning pin (81), and the sliding block (3) is in guide fit with the rack (2);
the sliding block (3) is rotationally connected with a gear (4), a screwing hole (4 a) is coaxially formed in the gear (4), and the gear (4) is meshed with the rack (2).
2. The press-in pin tooling according to claim 1, wherein: the fixing block (1) is coaxially provided with a through hole (1 a) along the sliding direction of the pressing part (31), a positioning shaft (5) is movably arranged in the through hole (1 a) in a penetrating mode, and the positioning shaft (5) is in guiding fit with the through hole (1 a).
3. The press-in pin tooling according to claim 2, wherein: the positioning shaft (5) is in friction fit with the through hole (1 a), and when the positioning pin (81) is arranged between the pressing part (31) and the positioning shaft (5), two ends of the positioning pin (81) are mutually abutted against the pressing part (31) and the end part of the positioning shaft (5).
4. The press-in pin tooling according to claim 2, wherein: the pressing part (31) is provided with a positioning groove (31 a) along the axial direction of the through hole (1 a), and the positioning groove (31 a) is matched with the positioning pin (81) in a positioning way.
5. The press-in pin tooling according to claim 1, wherein: the sliding block (3) is provided with a sliding hole (3 a), and the rack (2) is in guiding fit with the sliding hole (3 a).
6. The press-in pin tool according to claim 5, wherein: the sliding block (3) is provided with a gland (32), a containing cavity (32 a) is formed between the sliding block (3) and the gland (32), the containing cavity (32 a) is communicated with the sliding hole (3 a), and the gear (4) is rotationally arranged in the containing cavity (32 a).
7. The press-in pin tooling of claim 6, wherein: rotation shafts (41) are symmetrically arranged at two ends of the gear (4), rotation holes (32 b) are formed in the sliding blocks (3) corresponding to the rotation shafts (41), the rotation holes (32 b) are communicated with the accommodating cavity (32 a), and the rotation shafts (41) are in running fit with the rotation holes (32 b).
8. The press-in pin tooling according to claim 2, wherein: one end of the positioning shaft (5) is bent to form a stop part (51), and the stop part (51) is in stop fit with the fixed block (1).
9. The press-in pin tooling of claim 7, wherein: both side rotating shafts (41) of the gear (4) are provided with the screwing holes (4 a).
10. The press-in pin tooling according to claim 1, wherein: the device also comprises a screwing tool (6), wherein the screwing tool (6) is in screwing fit with the screwing hole (4 a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322031183.0U CN220481589U (en) | 2023-07-31 | 2023-07-31 | Pin shaft pressing tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322031183.0U CN220481589U (en) | 2023-07-31 | 2023-07-31 | Pin shaft pressing tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220481589U true CN220481589U (en) | 2024-02-13 |
Family
ID=89826100
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322031183.0U Active CN220481589U (en) | 2023-07-31 | 2023-07-31 | Pin shaft pressing tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220481589U (en) |
-
2023
- 2023-07-31 CN CN202322031183.0U patent/CN220481589U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |