CN213998632U - Bench drilling machine with clamping and guiding mechanism - Google Patents

Abstract

The utility model relates to a bench drill who just constructs is led to possesses centre gripping belongs to drilling machine technical field, it includes the rig floor and sets up the drilling tool that is used for carrying out drilling to the work piece in the rig floor top, be provided with the workstation on the rig floor, the workstation is located the below of drilling tool, be provided with on the loading end of workstation and lead just the sand grip, be provided with the direction on the rig floor and lead to a section of thick bamboo, the direction leads to a section of thick bamboo and is located the workstation and keeps away from one side of leading just the sand grip, the direction leads to the section of thick bamboo and goes up the activity interlude and has the supporting rod, the sand grip is led to the activity direction orientation of supporting rod, be provided with the driving medium that is used for driving the supporting rod activity on the rig floor. In order to improve the stability of drilling process, this application provides a bench drill who possesses centre gripping and leads mechanism, can carry out the position with the work piece at the rig floor and lead on just to can fix the work piece centre gripping on the rig floor, improve the precision and the security of drilling, improve work efficiency.

Description

Bench drilling machine with clamping and guiding mechanism

Technical Field

The application relates to the technical field of drilling machines, in particular to a bench drilling machine with a clamping and guiding mechanism.

Background

Bench drill is called bench drill for short, and is a small size, easy and simple to handle, installs the small-size hole machine tool that uses on special workstation usually, and bench drill mainly used small-size part drilling, reaming, tapping, scrape work such as plane, uses in workshop and mould repair workshop, has that the horsepower is little, rigidity is high, the precision is high, and the rigidity is good, convenient operation, easy to maintain's characteristics.

When the drilling machine drills, a worker places a workpiece on the drill floor, the workpiece to be drilled is aligned to the drilling tool on the drill floor, the drilling tool is driven to rotate downwards at a high speed to drill the workpiece, the drilling tool rotates at a high speed in the drilling process, the workpiece is driven to deviate from a machining position easily, machining precision is low, the workpiece is even driven to fly out, equipment is damaged, and the worker is required to drill the workpiece after fixing the workpiece.

In view of the related art in the above, the inventors consider that there are drawbacks in that: most of the drill stands on the market are not provided with clamping devices for fixing workpieces, so that workers are generally required to press the workpieces by hands to drill, manual reinforcement is not only unstable in clamping the workpieces, but also safety accidents are easy to happen in the drilling process, and therefore the improvement is needed.

SUMMERY OF THE UTILITY MODEL

In order to improve the stability of drilling process, this application provides a bench drill who possesses centre gripping and leads mechanism, can carry out the position with the work piece at the rig floor and lead on just to can fix the work piece centre gripping on the rig floor, improve the precision and the security of drilling, improve work efficiency.

The application provides a pair of bench drill who possesses centre gripping and leads mechanism adopts following technical scheme:

the utility model provides a bench drill who possesses centre gripping and lead positive mechanism, is used for carrying out the drilling tool that drills to the work piece including rig floor and setting above the rig floor, be provided with the workstation on the rig floor, the workstation is located the below of drilling tool, be provided with on the loading end of workstation and lead positive sand grip, be provided with the direction on the rig floor and lead to a section of thick bamboo, the direction leads to a section of thick bamboo and is located the workstation is kept away from lead one side of positive sand grip, the direction leads to the section of thick bamboo and goes up the activity interlude and has the supporting rod, the activity direction orientation of supporting rod leads positive sand grip, be provided with on the rig floor and be used for driving the driving medium of supporting rod activity.

Through adopting above-mentioned technical scheme, place the work piece on the workstation, make the side of work piece inconsistent with leading positive grip side, the workman orders about the supporting rod through the driving medium and removes towards the work piece direction in leading to a section of thick bamboo, make the clamping rod tip conflict the work piece side to make the work piece by the supporting rod with lead positive grip press from both sides tightly on the workstation mutually, stability and accuracy when having improved the drilling tool and punch the work piece have improved work efficiency, and the security of the fixed work piece of workman has been improved.

Preferably, the transmission member comprises: the setting is in the mount pad on the rig floor, rotates to be connected hand lever on the mount pad to and rotate to be connected transfer line on the hand lever, wherein, the mount pad is located the direction leads to a section of thick bamboo to be kept away from one side of workstation, and the mount pad with the link of hand lever is in on the extending direction of the direction leads to a section of thick bamboo, the transfer line is kept away from the one end of hand lever with the supporting rod tip rotates to be connected.

Through adopting above-mentioned technical scheme, when needs press from both sides tightly the work piece, the workman pulls the handspike and moves towards the work piece direction rotation on the mount pad, the handspike drives the transfer line and moves forward, the transfer line drives the supporting rod to work piece horizontal migration in leading to logical section of thick bamboo, the side of the tip conflict work piece that makes the supporting rod, thereby with the work piece centre gripping between leading positive sand grip and supporting rod, after punching the completion, pull the handspike and rotate with opposite direction, order about the supporting rod and leave the work piece, so that change next work piece and carry out the centre gripping and punch.

Preferably, a mounting hole is formed in one end, close to the workbench, of the clamping rod, a clamping bolt is installed on the mounting hole in a threaded mode, and a propping and fixing nut is assembled on the clamping bolt.

By adopting the technical scheme, the screwing depth position of the clamping bolt in the mounting hole is adjusted by screwing, so that the head of the clamping bolt protrudes out of the end part of the clamping rod, the abutting nut is screwed towards the end part, the clamping bolt is fixedly screwed into the preset position of the mounting hole, and workpieces with different sizes can be clamped and fixed by the clamping rod.

Preferably, one end of the clamping bolt, which is close to the pilot convex strip, is provided with a rubber gasket.

Through adopting above-mentioned technical scheme, reduced because of the scraping condition that the centre gripping work piece tension leads to increased the contact surface with the work piece, made the work piece press from both sides tightly on the workstation more firmly, improved the precision and the stability of punching.

Preferably, the drill floor is provided with a through groove in a penetrating manner, the through groove is provided with a limiting bolt in a penetrating manner, the tail part of the limiting bolt is provided with a limiting nut, and the top of the through groove is provided with a sinking groove for the limiting nut to sink into.

Through adopting above-mentioned technical scheme, place the work piece on the workstation and hug closely behind the sand grip side that leads to, adjust the relative position of treating the punch point and drilling tool on the good work piece of alignment, insert logical inslot with spacing bolt, and hug closely the side of spacing bolt on the workstation keeps away from the side of workman's operation, screw up stop nut, make one side of workstation receive the effort that spacing bolt contradicts, the cooperation centre gripping pole presss from both sides the fastening to the work piece, through adjusting the position of spacing bolt in logical inslot, can be according to the different distances of punch point to the work piece side on the work piece, carry out relevant position's regulation to the workstation, the leading just suitability to different work piece punch points of drilling machine has been improved.

Preferably, the workbench is provided with a guide baffle and an adjusting piece for adjusting the position of the guide baffle.

Through adopting above-mentioned technical scheme, place the work piece top at the workstation and can be contradicted by leading positive baffle to lead the work piece better, and carry out position control on the workstation through the regulating part to leading positive baffle, make the work piece adjust on the preset position of location workstation, thereby make the drilling tool carry out the operation of punching in different positions to the work piece more fast accurately.

Preferably, the adjusting member includes: fix lead the fixing base of positive sand grip top surface, install lead screw in the fixing base, and assemble last adjusting nut of lead screw, wherein, lead screw with lead the extending direction of positive sand grip unanimously, adjusting nut with lead the baffle and be connected.

Through adopting above-mentioned technical scheme, revolve wrong adjusting nut and remove on guide bolt to with the drilling point alignment drilling tool position on the work piece, correspondingly remove adjusting nut to the work piece tip need lead on positive position, then will lead positive baffle and install on adjusting nut, make the work piece tip can receive the interference force of leading positive baffle, thereby be led and just carry out subsequent centre gripping on predetermineeing the position and punch.

Preferably, a bearing is arranged between the adjusting nut and the guide baffle, the bearing is movably sleeved on the guide screw rod, the side end of the inner ring of the bearing is connected with the side end of the adjusting nut, and the side end of the outer ring of the bearing is connected with the side end of the guide baffle.

Through adopting above-mentioned technical scheme, when revolving wrong adjusting nut, the bearing can make lead positive baffle and not follow adjusting nut and rotate, drives simultaneously and leads positive baffle horizontal migration on the workstation to make lead positive baffle need not tear out, install again after adjusting on adjusting nut from adjusting nut before the adjusting position, made things convenient for the workman to leading the position of positive baffle and adjusted.

In summary, the present application includes at least one of the following beneficial technical effects:

1. a worker places a workpiece on the workbench and tightly attaches the side end of the guide convex strip, the guide convex strip guides the position of the workpiece, the worker pulls the hand lever to drive the clamping rod to move towards the workpiece, and the workpiece is clamped between the guide convex strip and the clamping rod, so that the workpiece is firmly clamped on the workbench, a drilling tool can conveniently and accurately drill the workpiece, the drilling processing stability is improved, and the working efficiency and the working safety are improved;

2. the top end of the workpiece is abutted and guided by the guide baffle, so that a worker is further assisted to accurately punch the drilling tool at the point to be punched of the workpiece;

3. through adjusting the position of the limiting bolt on the through groove and rotating the position of the adjusting nut on the guide screw rod, the transverse and longitudinal guide positions of the workpiece can be adjusted, and the workpiece is clamped and fixed by the clamping rod, so that the drilling machine can punch at different positions on the workpiece.

Drawings

FIG. 1 is a schematic view of the overall structure in embodiment 1 of the present application;

FIG. 2 is an enlarged view A of FIG. 1;

FIG. 3 is a schematic view of the overall structure in embodiment 1 of the present application;

FIG. 4 is an enlarged view B of FIG. 3;

FIG. 5 is a schematic view of the entire structure of this embodiment 2;

fig. 6 is a schematic view of the entire structure of embodiment 3.

Description of reference numerals: 1. a drill floor; 11. a through groove; 12. sinking a groove; 131. a limit bolt; 132. a limit nut; 2. drilling tools; 3. a work table; 31. a guide convex strip; 32. a guide baffle plate; 321. a fixed seat; 322. a lead screw; 323. adjusting the nut; 324. a bearing; 4. a clamping rod; 41. guiding the through cylinder; 42. a mounting seat; 421. a handle; 422. a transmission rod; 43. clamping the bolt; 431. the nut is propped and fixed; 432. a rubber gasket; 5. a connecting seat; 6. an adjusting plate; 61. a strip-shaped groove; 62. positioning holes; 63. and (6) positioning the bolt.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

Example 1:

the embodiment of the application discloses bench drill who possesses centre gripping mechanism of leading.

Referring to fig. 1, a bench drill who just constructs is led to possesses centre gripping, including rig floor 1 and the drilling tool 2 of setting on rig floor 1, place the work piece on rig floor 1, drive drilling tool 2 punches the operation to the work piece, because at the in-process of punching, the effort that drilling tool 2 applyed to the work piece surface makes work piece skew machined position easily, cause the machining precision low, lead to the work piece departure even, cause the equipment to damage, so need fix the work piece when punching, but the workman is fixed if the direct contact work piece, workman's hand is nearer with the distance of drilling tool 2, can cause the incident easily, so this application is provided with on rig floor 1 and is used for carrying out centre gripping to the work piece and leads just mechanism.

Specifically, run through logical groove 11 of seting up two bars on rig floor 1, it extends the setting to lead to groove 11 towards one side that rig floor 1 is close to the workman's operation, place workstation 3 that is used for holding and putting the work piece on rig floor 1, the long edge direction of workstation 3 is mutually perpendicular with the extending direction who leads to groove 11, it is provided with stop bolt 131 all to run through on the logical groove 11 of bar, afterbody at stop bolt 131 is equipped with stop nut 132, in addition, set up the heavy groove 12 unanimous with the logical groove 11 extending direction at logical groove 11 top, heavy groove 12 supplies stop nut 132 to sink into rig floor 1 after screwing in stop bolt 131, make stop nut 132's top flush mutually with the top surface of rig floor 1.

After the worker adjusts the relative position of the workbench 3 and the drilling tool 2, the limiting bolt 131 is matched with the limiting nut 132 to be installed on the through groove 11 on one side of the workbench 3 away from the worker, so that the side end of the limiting bolt 131 is attached to the side end of the workbench 3, one side of the workbench 3 is subjected to the acting force abutted by the limiting bolt 131, and the subsequent guide and clamping of a workpiece placed on the workbench 3 are facilitated.

As shown in fig. 1 and 2, a guiding convex strip 31 is provided on the table 3, the guiding convex strip 31 is welded on the table 3 along the edge of the top surface of the table 3 away from the working side of the worker, so that one end of the workpiece placed on the table 3 is abutted against the side end of the guiding convex strip 31, and at the same time, a guide through cylinder 41 is installed on the top surface of the drill floor 1 on the side close to the operation of workers, the axial direction of the guide through cylinder 41 is perpendicular to the long side direction of the guide convex strip 31, the horizontal height of the guide through cylinder 41 is higher than that of the top surface of the workbench 3, besides, the clamping rod 4 is movably arranged in the guide through cylinder 41, the outer wall of the clamping rod 4 is attached to the inner wall of the guide through cylinder 41, so that the clamping rod 4 can stably penetrate and move in the guide through cylinder 41, and a transmission member is connected to one end of the clamping rod 4 close to the operation of the worker, and the worker drives the clamping rod 4 to horizontally move in the guide through cylinder 41 through the transmission member.

In this embodiment, the transmission part includes the mount pad 42 of welding on the rig floor 1, the mount pad 42 is located the one side that leads to a section of thick bamboo 41 and is close to workman's operation, vertical rotation is connected with the handspike 421 on mount pad 42 top, and the top of mount pad 42 is on same water flat line with the extending direction that leads to a section of thick bamboo 41, the one side body of rod of the junction of handspike 421 is used for gripping, the vertical rotation of the tip of the opposite side body of rod is connected with transfer line 422, the one end that the transfer line 422 kept away from the handspike 421 is connected with the tip rotation of clamping lever 4, the workman rotates on mount pad 42 through pulling handspike 421, make the handspike 421 drive the transfer line 422 to remove, clamping lever 4 passes through the horizontal round trip movement in leading to a section of thick bamboo 41 of drive of transfer line 422.

Meanwhile, a mounting hole is formed in one end, close to the workbench 3, of the clamping rod 4, threads are arranged on the inner wall of the mounting hole, a clamping bolt 43 matched with the threads of the mounting hole is arranged on the clamping rod 4, a fixing nut is assembled on the clamping bolt 43, the clamping bolt 43 penetrates through the fixing nut and is screwed into the mounting hole of the clamping rod 4, the head of the clamping bolt 43 is in contact with the side end of a workpiece when the workpiece is clamped, in addition, a rubber gasket 432 is arranged on the head of the clamping bolt 43, and the abrasion degree of the workpiece when clamped is reduced.

A worker places a workpiece on the workbench 3, the side end of the workpiece is tightly attached to the side end of the guiding convex strip 31, then the position of the workbench 3 on the drill floor 1 is adjusted, after the drilling tool 2 is aligned to a position needing to punch a hole on the workpiece, the worker pulls the hand rod 421 to rotate towards the workbench 3, the hand rod 421 drives the transmission rod 422 to move forwards, the clamping rod 4 moves forwards horizontally through the transmission of the transmission rod 422 until the connecting ends among the hand rod 421, the transmission rod 422 and the clamping rod 4 are positioned on the same horizontal line, so that the clamping rod 4 has stable interference force in the horizontal direction, at the moment, the clamping bolt 43 on the clamping rod 4 is screwed out from the mounting hole, the head of the clamping bolt 43 is tightly abutted against the side end of the workpiece, the abutting nut is screwed towards the clamped end, the clamping bolt 43 is fixed in the clamping rod 4, and the workpiece is clamped between the guiding convex strip 31 and the clamping rod 4, the drilling tool 2 can more accurately drill the workpiece.

To further guide the position of the workpiece on the worktable 3, referring to fig. 3 and 4, a guide baffle 32 is provided on the worktable 3, and the guide baffle 32 is adjusted and fixed at different positions on the worktable 3 by providing an adjusting member on the worktable 3, thereby adapting different punching positions on the guide workpiece to align with the drilling tool 2 for punching processing.

In this embodiment, the adjusting member includes a fixed seat 321, a guiding screw 322, an adjusting nut 323, and a bearing 324, wherein the guiding screw 322 is adapted to the adjusting nut 323, a threaded hole is formed through the fixed seat 321, a thread of the threaded hole is consistent with a thread of the adjusting nut 323, so that the guiding screw 322 can be screwed into the fixed seat 321 and the adjusting nut 323, in addition, an inner ring of the bearing 324 is movably sleeved on the guiding screw 322, an inner ring side end of the bearing 324 extends toward the adjusting nut 323 and is connected with a side end of the adjusting nut 323, and an outer ring side end of the bearing 324 is connected with a side end of the guiding baffle 32, so that the adjusting nut 323, the bearing 324, and the guiding baffle 32 move on the guiding screw 322 synchronously as a whole.

The worker places the workpiece on the table 3 and records the conventional punching positions of some workpieces, the ends of which are at different positions of the table 3 according to which the drilling tool 2 is aligned, a plurality of adjusting nuts 323, bearings 324 and a pilot baffle 32 are arranged on the guide screw 322, the adjusting nuts 323 are screwed on the guide screw 322, the guide baffle 32 is driven by the bearing 324 to move horizontally on the worktable 3, so that the guide baffles 32 at different positions correspondingly abut against the ends of the workpieces at different punching positions, when the punching point of the workpiece is replaced, the guide baffle 32 which obstructs the placement of the workpiece is turned over, the guide baffle 32 rotates out of the workbench 3 through the bearing 324, the end part of the workpiece is abutted to the surface of the next guide baffle 32, thereby quickly adjusting the position of the pilot fence 32 to pilot and align the different punching positions on the workpiece for punching.

The implementation principle of the bench drill who possesses centre gripping mechanism of leading of this application embodiment is:

the side end of the workpiece is abutted by the guiding convex strip 31 by adjusting the position of the limiting bolt 131 on the through groove 11, the top end of the workpiece is abutted by the guiding baffle 32 by rotating the position of the adjusting nut 323 on the guide screw rod 322, the guiding convex strip 31 and the guiding baffle 32 guide the workpiece to a preset position together, the distance from the punching point of the workpiece to the side end and the top end of the workpiece is determined, then the position of the clamping bolt 43 in the mounting hole is adjusted, the clamping rod 4 is clamped on the workbench 3 by pulling the hand lever 421 to clamp the workpiece tightly, so that the bench drill has the function of clamping and guiding the workpiece, the workpiece is punched and processed accurately, and the working efficiency of workers is improved.

Example 2:

the difference between this embodiment and embodiment 1 lies in the driving medium, as shown in fig. 5, in this embodiment, the driving medium includes a connecting seat 5, the top end of the connecting seat 5 and the extending direction of the guiding through tube 41 are on the same horizontal line, a hand lever 421 is horizontally rotatably connected to the top end of the connecting seat 5, a lever body on one side of the joint of the hand lever 421 is used for holding, a driving rod 422 is horizontally rotatably connected to the end of the lever body on the other side, and one end of the driving rod 422, which is far away from the hand lever 421, is rotatably connected to the end of the clamping rod 4.

The worker rotates the hand lever 421 horizontally, so that the hand lever 421 drives the transmission rod 422 to drive the clamping rod 4 to move horizontally in the guide through cylinder 41.

Example 3:

the difference between this embodiment and embodiment 2 lies in the regulating part, as shown in fig. 6, in this embodiment, this regulating part includes regulating plate 6, the side that regulating plate 6 is close to drilling tool 2 is welded at the side bottom of leading positive baffle 32, and run through in the middle part of regulating plate 6 and seted up bar groove 61, the extending direction of bar groove 61 is parallel with the long edge direction of leading positive convex strip 31, in addition, set up a plurality of locating holes 62 on workstation 3, a plurality of locating holes 62 equidistant interval is seted up and is corresponded with the position of bar groove 61, threaded mounting has positioning bolt 63 on the locating hole 62.

The workman will the work piece treat behind the drilling tool of point alignment drilling tool 2 that punches, remove regulating plate 6 and will lead positive baffle 32 side and the work piece tip and hug closely mutually, pass in regulating plate 6's bar groove 61 screw in advances locating hole 62 with positioning bolt 63, screw up positioning bolt 63 and fix regulating plate 6 on workstation 3, thereby make the work piece tip receive lead positive baffle 32's conflict be convenient for follow-up in order to carry out the operation of punching to the work piece centre gripping reinforcement, make the workman lead positive location to the work piece fast, work efficiency is improved, and can carry out position control to leading positive baffle 32, make the drilling machine can the different point of punching of adaptation work piece lead and just punch the processing.

The above are all preferred embodiments of the present application, and the present embodiment is only explained for the present application, and the protection scope of the present application is not limited by this, 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 bench drill who just constructs is led to possesses centre gripping, includes drill floor (1) and sets up drilling tool (2) that are used for driling the work piece above drill floor (1), its characterized in that: be provided with workstation (3) on rig floor (1), workstation (3) are located the below of drilling tool (2), be provided with on the loading face of workstation (3) and lead positive sand grip (31), be provided with the direction on rig floor (1) and lead to a section of thick bamboo (41), the direction leads to a section of thick bamboo (41) and is located workstation (3) are kept away from lead one side of positive sand grip (31), the direction leads to a section of thick bamboo (41) and goes up the activity and alternates there are supporting rod (4), the activity direction orientation of supporting rod (4) lead positive sand grip (31), be provided with on rig floor (1) and be used for driving the driving medium that supporting rod (4) were moved about.

2. The bench drill with clamping and guiding mechanism as claimed in claim 1, wherein the transmission member comprises: the utility model provides a drilling platform, including the workstation (3), set up mount pad (42) on the rig floor (1), rotate to be connected hand lever (421) on mount pad (42) to and rotate to be connected transfer line (422) on hand lever (421), wherein, mount pad (42) are located the direction leads to a section of thick bamboo (41) and keeps away from one side of workstation (3), and mount pad (42) with the link of hand lever (421) is in the direction of extension of the direction leads to a section of thick bamboo (41), the transfer line (422) are kept away from the one end of hand lever (421) with clamping lever (4) tip rotates and is connected.

3. The bench drill with clamping and guiding mechanism as claimed in claim 1, wherein: the clamping rod (4) is close to a mounting hole is formed in one end of the workbench (3), a clamping bolt (43) is installed on the mounting hole in a threaded mode, and a support and fixation nut (431) is assembled on the clamping bolt (43).

4. The bench drill with clamping and guiding mechanism as claimed in claim 3, wherein: and a rubber gasket (432) is arranged at one end of the clamping bolt (43) close to the pilot convex strip (31).

5. The bench drill with clamping and guiding mechanism as claimed in claim 1, wherein: the drill floor is characterized in that a through groove (11) is formed in the drill floor (1) in a penetrating mode, a limiting bolt (131) is installed in the through groove (11) in a penetrating mode, a limiting nut (132) is assembled at the tail portion of the limiting bolt (131), and a sinking groove (12) for the limiting nut (132) to sink into is formed in the top of the through groove (11).

6. The bench drill with clamping and guiding mechanism as claimed in claim 1, wherein: the workbench (3) is provided with a guide baffle (32) and an adjusting piece for adjusting the position of the guide baffle (32).

7. The bench drill with clamping and guiding mechanism as claimed in claim 6, wherein the adjusting member comprises: fix fixing base (321) at leading positive sand grip (31) top surface, install lead screw (322) in fixing base (321), and assemble adjusting nut (323) on lead screw (322), wherein, lead screw (322) with the extending direction of leading positive sand grip (31) is unanimous, adjusting nut (323) with lead positive baffle (32) and be connected.

8. The bench drill with clamping and guiding mechanism as claimed in claim 7, wherein: a bearing (324) is arranged between the adjusting nut (323) and the guide baffle plate (32), the bearing (324) is movably sleeved on the guide screw rod (322), the side end of the inner ring of the bearing (324) is connected with the side end of the adjusting nut (323), and the side end of the outer ring of the bearing (324) is connected with the side end of the guide baffle plate (32).

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