CN216177153U

CN216177153U - Groove pulling equipment for elevator counterweight block

Info

Publication number: CN216177153U
Application number: CN202122616187.6U
Authority: CN
Inventors: 胡秀良
Original assignee: Cixi Jiayu Elevator Parts Co ltd
Current assignee: Cixi Jiayu Elevator Parts Co ltd
Priority date: 2021-10-29
Filing date: 2021-10-29
Publication date: 2022-04-05
Anticipated expiration: 2031-10-29

Abstract

The utility model discloses a slot drawing device for an elevator counterweight block, which comprises a workbench, wherein a slot drawing cutter bar and a driving device for driving the slot drawing cutter bar to move along the workbench are arranged on the workbench; the workbench is also provided with a fixed seat, the fixed seat is provided with a through hole for the broaching tool bar to pass through, the fixed seat is provided with a positioning device, the positioning device comprises a positioning seat and a locking structure arranged on the positioning seat, the positioning seat is provided with an accommodating groove and a push-pull groove communicated with the accommodating groove, the push-pull groove and the through hole are correspondingly arranged and are positioned on the same straight line, and the push-pull groove is used for accommodating the broaching tool bar; the positioning device also comprises a plurality of gaskets with different thicknesses, and the gaskets are respectively and correspondingly inserted in the push-pull grooves. The utility model has the following advantages and effects: adopt the automatic fluting mode of drive arrangement drive broach strip, and increase the gasket in proper order to the push-and-pull groove, increase the fluting degree of depth gradually, have high-efficient, orderly, labour saving and time saving, high-quality effect, the fluting position is more accurate, difficult skew.

Description

Groove pulling equipment for elevator counterweight block

Technical Field

The utility model relates to the technical field of elevator accessories, in particular to a groove drawing device for an elevator counterweight block.

Background

In the prior art, an elevator comprises an elevator car and a counterweight block, wherein the elevator car and the counterweight block are connected through a bearing assembly, the bearing assembly is wound on a pulley, and the bearing assembly is controlled by a controller to move around the pulley so as to control the elevator car and the counterweight block to ascend and descend. When the elevator car descends, the counterweight block ascends, and when the elevator car ascends, the counterweight block descends.

Usually, the counterweight needs to be provided with a long-strip-shaped notch on one side, as shown in fig. 1, the elevator counterweight 1 'in the prior art adopts a manual slotting mode to open the long-strip-shaped notch 2' in the processing process, so that the following disadvantages exist: on one hand, the production efficiency is lower when the straight and long-strip notches are manually formed for processing, which is time-consuming; on the other hand, the manual grooving also has the problems of rough groove openings and poor regularity, and the grooving depths of different counter weights are difficult to control to be consistent.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide groove drawing equipment for an elevator counterweight block, which has the effects of high efficiency, time saving, labor saving and high quality.

The technical purpose of the utility model is realized by the following technical scheme: a slot drawing device for an elevator counterweight block comprises a workbench, wherein a slot drawing cutter bar and a driving device for driving the slot drawing cutter bar to move along the workbench are arranged on the workbench; the workbench is also provided with a fixed seat, the fixed seat is provided with a through hole for the broaching tool bar to pass through, the fixed seat is provided with a positioning device, the positioning device comprises a positioning seat and a locking structure arranged on the positioning seat, the positioning seat is provided with an accommodating groove and a push-pull groove communicated with the accommodating groove, the push-pull groove and the through hole are correspondingly arranged and are positioned on the same straight line, and the push-pull groove is used for accommodating the broaching tool bar; the positioning device also comprises a plurality of gaskets with different thicknesses, and the gaskets are respectively and correspondingly inserted in the push-pull grooves.

Through adopting above-mentioned technical scheme, when the straight line fluting on the balancing weight, place the balancing weight in the holding tank of positioning seat earlier, make partial balancing weight correspond the top that is located the push-and-pull groove, rethread locking structure fixes a position the balancing weight and compresses tightly downwards and support in the broach strip, drive arrangement starts the back, drive broach strip moves along the push-and-pull groove, can slot the surface of balancing weight, after the completion of slotting for the first time, with the unblock of locking structure, insert the gasket in the push-and-pull groove, drive arrangement orders about broach strip and moves forward and resets, then rethread locking structure fixes a position the balancing weight, the broach strip is raised under the effect of gasket, start drive arrangement back broach strip and move and can slot to balancing weight same position, the grooving degree of depth deepens in this process. Therefore, the gaskets with different thicknesses are inserted into the push-pull groove in sequence, so that the depth of the groove can be increased gradually, the effects of high efficiency, orderliness, time and labor saving and high quality are achieved, the position of the groove is accurate, and the groove is not easy to deviate.

The utility model is further provided with: the gasket comprises a first gasket, a second gasket and a third gasket, wherein the thickness of the first gasket is a, the thickness of the second gasket is b, the thickness of the third gasket is c, and the ratio of a to b to c is 1:1.5: 2.

By adopting the technical scheme, the first gasket, the second gasket and the third gasket with gradually increased thickness can be sequentially placed into the push-pull groove in the grooving process.

The utility model is further provided with: the locking structure is including two locking posts, and the lateral wall of two locking posts is equipped with first screw thread, and the fixing base correspondence is seted up two and is fed through in the locking hole of holding tank, locking post threaded connection in locking hole.

Through adopting above-mentioned technical scheme, after the balancing weight put in place in the holding tank, will lock the post and correspond and insert in the locking hole, twist and move the locking post, can make locking post threaded connection in locking hole and the lower extreme of locking post support tightly on the upper surface of balancing weight, so, fluting in-process balancing weight is locked the location, can not take place the displacement.

The utility model is further provided with: the workbench is also provided with a pushing seat, the pushing seat is provided with a pushing assembly, the pushing seat is provided with an embedded groove, a positioning block is arranged in the embedded groove in a sliding manner, the pushing assembly comprises a pushing rod and a pushing block, the positioning block is provided with a threaded hole, the side wall of the pushing rod is correspondingly provided with a second thread, the pushing rod is in threaded fit with the threaded hole, and the end part of the pushing rod is in abutting fit with the pushing block; the positioning seat is provided with a limit stop, and the limit stop is matched with the material pushing block to clamp the balancing weight.

By adopting the technical scheme, the balancing weight is placed on the material pushing seat, the side wall close to the containing groove is aligned to the containing groove inlet, then the locating block is correspondingly embedded into the embedded groove, the material pushing block is correspondingly supported to one side of the balancing weight, the material pushing rod is rotated, so that the material pushing rod moves forward relative to the locating block and the front end is supported to the material pushing block, the material pushing rod can push the balancing weight into the containing groove through the material pushing block until the side edge of the balancing weight is supported to the limit stop block, and therefore the material pushing rod is tightly supported to the material pushing block which is matched with the limit stop block, and the balancing weight can be located in the horizontal direction.

The utility model is further provided with: the driving device comprises a push-pull cylinder and a connecting assembly, wherein the push-pull cylinder and the connecting assembly are horizontally fixed on the workbench, the connecting assembly is arranged on the workbench in a sliding mode through a guide rod, the push-pull cylinder orders the connecting assembly to move along the guide rod, and the broach strip is detachably mounted on the connecting assembly.

Through adopting above-mentioned technical scheme, after push-and-pull cylinder starts, push-and-pull cylinder's piston rod promotes coupling assembling motion, and coupling assembling can drive the broach strip motion of installing above that to realize the straight line cutting to the balancing weight.

The utility model is further provided with: the connecting component comprises a connecting seat, the connecting seat is provided with two guide holes, and the connecting seat is in guide fit with the guide rod through the guide holes; the front end of connecting seat is equipped with the connector, and the connector is seted up and is supplied broach strip male jack, and the connector still is seted up and is fed through in the locating hole of jack, inserts in the locating hole and is equipped with the locking piece, and the locking piece is fixed a position broach strip locking on the connecting head.

Through adopting above-mentioned technical scheme, when installing the broach strip in coupling assembling, correspond the one end of broach strip earlier and insert in the jack, and the broach strip passes the locating hole, then correspond the lock piece and insert the locating hole with broach strip locking location again, so, be fixed in on the coupling assembling back with the broach strip, when push-and-pull cylinder drive coupling assembling removed, coupling assembling can follow the guide arm motion and drive the broach strip and move thereupon.

The utility model is further provided with: the locking groove has been seted up to the lateral wall of broach strip, and the locking piece corresponds to be equipped with the locking lug of pegging graft in the locking groove.

Through adopting above-mentioned technical scheme, insert the back in the jack with the broach strip along the horizontal direction, the locking groove is corresponding to being located the locating hole, then corresponds the lock piece vertically and inserts in the locating hole for the locking lug correspondence inlays in the locking groove, so, can carry on spacingly to the broach strip in the horizontal direction through the lock piece, prevents that fluting in-process broach strip from breaking away from the connector.

The utility model is further provided with: the connecting seat is equipped with places the seat, places the seat and has seted up and place the hole, places hole and lock piece embedding cooperation.

Through adopting above-mentioned technical scheme, when broach strip was pulled down from the connector, can take out the lock piece from the locating hole to place and place in placing the seat place downthehole, so can prevent that the lock piece from losing.

The utility model is further provided with: the lateral wall fixed mounting of connector has infrared ray detection probe, and infrared ray detection probe is corresponding to shine in the jack front end.

Through adopting above-mentioned technical scheme, infrared detection probe can be used to detect whether install broach strip on the coupling assembling.

The utility model is further provided with: the workbench is provided with a first lubricating oil pipeline and a second lubricating oil pipeline, the positioning seat is provided with a notch corresponding to the upper part of the push-pull groove, a liquid outlet of the first lubricating oil pipeline corresponds to the notch, and a liquid outlet of the second lubricating oil pipeline corresponds to an inlet at the front end of the push-pull groove.

By adopting the technical scheme, when the broaching tool bar cuts the balancing weight, the lubricating oil in the first lubricating oil pipeline and the second lubricating oil pipeline can be sprayed on the broaching tool bar and the balancing weight.

In conclusion, the utility model has the following beneficial effects:

1. the automatic slotting mode of the slotting cutter bar is driven by the driving device, and the gaskets are sequentially added into the push-pull slot, so that the slotting depth can be gradually increased, the effects of high efficiency, orderliness, time and labor saving and high quality are achieved, the slotting position is accurate, and the slotting position is not easy to deviate;

2. the pushing process is realized by matching the pushing rod and the pushing block, the balancing weight can be locked by matching the pushing rod with the two locking columns, three points are positioned, the stability is high, and the displacement is not easy to occur in the slotting process;

3. the locking groove is formed in the side wall of the broach strip, and the locking lug of the locking piece locks the broach strip, so that the broach strip can be conveniently detached and replaced.

Drawings

Fig. 1 is a schematic structural relationship diagram of a weight block in the prior art.

Fig. 2 is a schematic diagram of the overall structural relationship of the embodiment.

Fig. 3 is a schematic structural relationship diagram of the positioning device in the embodiment, wherein the weight block is positioned in the accommodating groove.

Fig. 4 is a schematic structural relationship diagram of the positioning device in the embodiment, in which the weight block is not positioned in the accommodating groove.

Fig. 5 is an exploded view of the positioning device of the embodiment.

Fig. 6 is an exploded view of the connecting assembly and the broach strip in the example.

Fig. 7 is a cross-sectional view of the coupling assembly and broach strip of an embodiment.

In the figure: 1', a balancing weight; 2', a notch; 1. a work table; 11. a guide bar; 12. a push-pull cylinder; 13. a fixed seat; 131. a through hole; 132. a locking hole; 14. a first lubricating oil conduit; 15. a second lubricating oil conduit; 16. an oil receiving groove; 161. an oil drain hole; 2. broaching a groove cutter bar; 21. a locking groove; 3. a connecting seat; 31. a guide hole; 32. a connector; 321. a jack; 322. positioning holes; 33. a placing seat; 331. placing holes; 34. an infrared detection probe; 4. a locking member; 41. a locking projection; 5. positioning seats; 51. accommodating grooves; 52. a push-pull groove; 53. a limit stop block; 54. a notch; 6. a gasket; 61. a first gasket; 62. a second gasket; 63. a third gasket; 7. a locking post; 71. a first thread; 8. a material pushing seat; 81. a groove is embedded; 82. positioning blocks; 821. a threaded hole; 83. a material pushing rod; 831. a second thread; 84. a material pushing block; 9. shaking the material plate; 91. and (4) bumps.

Detailed Description

The utility model will be further described with reference to the accompanying drawings.

The utility model provides a draw groove equipment for elevator balancing weight, as shown in fig. 2, fig. 6 and fig. 7, including workstation 1, be equipped with drive arrangement and be equipped with two guide arms 11 on workstation 1, drive arrangement is fixed in the push-and-pull cylinder 12, the coupling assembling of workstation 1 including the level, on coupling assembling slides through guide arm 11 and locates workstation 1, push-and-pull cylinder 12 orders about coupling assembling and removes along guide arm 11, demountable installation has draw groove sword strip 2 on the coupling assembling. The connecting assembly comprises a connecting seat 3, the connecting seat 3 is provided with two guide holes 31, and the connecting seat 3 is in guide fit with the guide rod 11 through the guide holes 31; the front end of connecting seat 3 is equipped with connector 32, and connector 32 has seted up and has supplied broach strip 2 male jack 321, and connector 32 has still seted up the locating hole 322 that communicates in jack 321, inserts in the locating hole 322 and is equipped with locking piece 4, and locking piece 4 is located connector 32 with broach strip 2 locking. The side wall of the broach strip 2 is provided with a locking groove 21, and the locking piece 4 is correspondingly provided with a locking lug 41 inserted in the locking groove 21.

When installing broach strip 2 in coupling assembling, the one end of broach strip 2 is corresponding to insert in jack 321 earlier, and broach strip 2 passes locating hole 322, locking groove 21 corresponds and is located locating hole 322, then correspond locking piece 4 and insert locating hole 322, make locking lug 41 correspond and inlay in locking groove 21, can fix a position broach strip 2 locking, so, can carry out spacingly at the horizontal direction to broach strip 2, prevent fluting in-process broach strip 2 and break away from connector 32, when push-and-pull cylinder 12's piston rod promotes connecting seat 3 and removes, connecting seat 3 can follow guide arm 11 motion and drive broach strip 2 and move thereupon, thereby realize the rectilinear cutting to balancing weight 1'.

As shown in fig. 6 and 7, the connecting holder 3 is provided with a placing seat 33, the placing seat 33 is opened with a placing hole 331, and the placing hole 331 is fitted into the locking piece 4. When the broach bar 2 is detached from the connector 32, the locking member 4 can be pulled out from the positioning hole 322 and placed in the placing hole 331 of the placing seat 33, so that the locking member 4 can be prevented from being lost. The lateral wall fixed mounting of connector 32 has infrared ray detection probe 34, and infrared ray detection probe 34 corresponds shines in jack 321 front end, and infrared ray detection probe 34 can be used to detect whether install broach strip 2 on the coupling assembling.

As shown in fig. 3-5, the workbench 1 is further provided with a fixing seat 13, the fixing seat 13 is provided with a through hole 131 for the grooving tool bar 2 to pass through, the fixing seat 13 is provided with a positioning device, the positioning device comprises a positioning seat 5 and a locking structure installed on the positioning seat 5, the positioning seat 5 is provided with an accommodating groove 51 with an opening at the left side and a push-pull groove 52 communicated with the accommodating groove 51, the push-pull groove 52 and the through hole 131 are correspondingly arranged and are positioned on the same straight line, and the push-pull groove 52 is used for accommodating and sliding the grooving tool bar 2; the positioning device further comprises three gaskets 6 with different thicknesses, and the gaskets 6 can be respectively and correspondingly inserted into the push-pull grooves 52. The gasket 6 comprises a first gasket 61, a second gasket 62 and a third gasket 63, the thickness of the first gasket 61 is a, the thickness of the second gasket 62 is b, the thickness of the third gasket 63 is c, and the ratio of a to b to c is 1:1.5: 2.

As shown in fig. 3-5, the locking structure includes two locking columns 7, the side walls of the two locking columns 7 are respectively provided with a first thread 71, the top of the fixing base 13 is correspondingly provided with two locking holes 132 communicated with the accommodating groove 51, and the locking columns 7 are connected to the locking holes 132 through threads.

As shown in fig. 3-5, the workbench 1 is further provided with a material pushing seat 8 located on the left side of the positioning seat 5, the material pushing seat 8 is provided with a material pushing assembly, the material pushing seat 8 is provided with an embedded groove 81, a positioning block 82 is slidably arranged in the embedded groove 81, the material pushing assembly comprises a material pushing rod 83 and a material pushing block 84, the material pushing block 84 is parallel to the positioning block 82, the center of the positioning block 82 is provided with a threaded hole 821, the side wall of the material pushing rod 83 is correspondingly provided with a second thread 831, the material pushing rod 83 is in threaded fit with the threaded hole 821, and the end of the material pushing rod 83 is in abutting fit with the material pushing block 84; the right side of the positioning seat 5 is provided with a limit stop 53, and the limit stop 53 is matched with the material pushing block 84 to clamp the counterweight block 1'.

The balancing weight is placed on the material pushing seat 8, the side wall close to the accommodating groove 51 is aligned with the inlet of the accommodating groove 51, then the positioning block 82 is correspondingly embedded into the embedded groove 81, the material pushing block 84 is correspondingly abutted against one side of the balancing weight 1 ', the material pushing rod 83 is rotated, so that the material pushing rod 83 moves forward relative to the positioning block 82, the front end of the material pushing rod is abutted against the material pushing block 84, the material pushing rod 83 can push the balancing weight 1' into the accommodating groove 51 through the material pushing block 84 until the right side edge of the balancing weight 1 'abuts against the limit stop 53, and thus, the material pushing rod 83 is abutted against the material pushing block 84, and the material pushing block 84 is matched with the limit stop 53, so that the balancing weight 1' can be positioned in the horizontal direction. When the balancing weight 1' passes in place in the holding tank 51, correspond locking post 7 and insert in locking hole 132, twist locking post 7, can make locking post 7 threaded connection in locking hole 132 and the lower extreme of locking post 7 support tightly on the upper surface of balancing weight, so, the cooperation of ejector pin 83 and two locking posts 7 can be with the balancing weight locking, three position point location has higher stability, fluting in-process balancing weight is locked the location, can not take place the displacement.

As shown in fig. 2 and 3, the workbench 1 is provided with a first lubricating oil pipeline 14 and a second lubricating oil pipeline 15, the positioning seat 5 is provided with a notch 54 corresponding to the upper part of the push-pull groove 52, a liquid outlet of the first lubricating oil pipeline 14 corresponds to the notch 54, and a liquid outlet of the second lubricating oil pipeline 15 corresponds to the front end inlet of the push-pull groove 52. When the broach strip 2 cuts the counterweight block, the lubricating oil in the first lubricating oil pipeline 14 and the second lubricating oil pipeline 15 can be sprayed on the broach strip 2 and the counterweight block. The workbench 1 is further provided with an oil receiving groove 16, the oil receiving groove 16 is correspondingly arranged below the liquid outlets of the two lubricating oil pipelines, and the bottom of the oil receiving groove 16 is provided with an oil discharge hole 161. Still be equipped with in the oil receiving groove 16 and tremble flitch 9, tremble and be equipped with a plurality of bumps 91 on the flitch 9, after the grooving is accomplished, can place the balancing weight on trembleing flitch 9 and shake off the sweeps.

The basic working principle of the utility model is as follows: when a notch 2 'is linearly notched on a counterweight block 1', the counterweight block is firstly pushed into a containing groove 51 of a positioning seat 5, so that the right part of the counterweight block is correspondingly positioned above a push-pull groove 52, the counterweight block is locked and positioned and is downwards compressed and abutted against a slot-drawing tool bar 2 through a locking structure, after a driving device is started, the slot-drawing tool bar 2 is driven to move along the push-pull groove 52, the lower surface of the counterweight block can be notched, after the first slotting is finished, the locking structure is unlocked, a first gasket 61 is inserted into the push-pull groove 52, the driving device drives the slot-drawing tool bar 2 to move forwards and reset, then the counterweight block is locked and positioned through the locking structure, the slot-drawing tool bar 2 is lifted under the action of the first gasket 61, after the driving device is started, the slot-drawing tool bar 2 moves to slot the same position in the counterweight block, the slot depth is deepened, and then the processes are repeated, and a second gasket 62 is sequentially arranged, The third spacer 63 is inserted into the push-pull groove 52. Therefore, the gaskets 6 with different thicknesses are sequentially added into the push-pull groove 52, so that the grooving depth can be gradually increased, the effects of high efficiency, orderliness, time and labor saving and high quality are achieved, and the grooving position is accurate and is not easy to deviate.

The above description is only a preferred embodiment of the present invention, and all equivalent changes or modifications of the structure, characteristics and principles described in the present invention are included in the scope of the present invention.

Claims

1. The utility model provides a broaching equipment for elevator balancing weight, including workstation (1), its characterized in that: the worktable (1) is provided with a slot-drawing cutter bar (2) and a driving device for driving the slot-drawing cutter bar (2) to move along the worktable (1); the workbench (1) is further provided with a fixed seat (13), the fixed seat (13) is provided with a through hole (131) for the groove-drawing knife strip (2) to pass through, the fixed seat (13) is provided with a positioning device, the positioning device comprises a positioning seat (5) and a locking structure arranged on the positioning seat (5), the positioning seat (5) is provided with an accommodating groove (51) and a push-pull groove (52) communicated with the accommodating groove (51), the push-pull groove (52) and the through hole (131) are correspondingly arranged and are positioned on the same straight line, and the push-pull groove (52) is used for accommodating the groove-drawing knife strip (2); the positioning device also comprises a plurality of gaskets (6) with different thicknesses, and the gaskets (6) are respectively and correspondingly inserted into the push-pull grooves (52).

2. The groove pulling apparatus for an elevator counterweight according to claim 1, wherein: the gasket (6) comprises a first gasket (61), a second gasket (62) and a third gasket (63), the thickness of the first gasket (61) is a, the thickness of the second gasket (62) is b, the thickness of the third gasket (63) is c, and the ratio of a to b to c is 1:1.5: 2.

3. The groove pulling apparatus for an elevator counterweight according to claim 1, wherein: locking structure is including two locking post (7), two the lateral wall of locking post (7) is equipped with first screw thread (71), fixing base (13) have been seted up correspondingly two communicate in locking hole (132) of holding tank (51), locking post (7) threaded connection in locking hole (132).

4. The groove pulling apparatus for an elevator counterweight according to claim 1, wherein: the workbench (1) is further provided with a pushing seat (8), the pushing seat (8) is provided with a pushing assembly, the pushing seat (8) is provided with an embedded groove (81), a positioning block (82) is arranged in the embedded groove (81) in a sliding manner, the pushing assembly comprises a pushing rod (83) and a pushing block (84), the positioning block (82) is provided with a threaded hole (821), the side wall of the pushing rod (83) is correspondingly provided with a second thread (831), the pushing rod (83) is in threaded fit with the threaded hole (821), and the end part of the pushing rod (83) is abutted and matched with the pushing block (84); the positioning seat (5) is provided with a limit stop (53), and the limit stop (53) is matched with the material pushing block (84) to clamp the balancing weight.

5. The groove pulling apparatus for an elevator counterweight according to claim 1, wherein: the driving device comprises a push-pull cylinder (12) and a connecting assembly, wherein the push-pull cylinder (12) and the connecting assembly are horizontally fixed on the workbench (1), the connecting assembly is arranged on the workbench (1) in a sliding mode through a guide rod (11), the push-pull cylinder (12) drives the connecting assembly to move along the guide rod (11), and the broach strip (2) is detachably mounted on the connecting assembly.

6. The groove pulling apparatus for an elevator counterweight according to claim 5, wherein: the connecting assembly comprises a connecting seat (3), the connecting seat (3) is provided with two guide holes (31), and the connecting seat (3) is in guide fit with the guide rod (11) through the guide holes (31); the front end of connecting seat (3) is equipped with connector (32), the confession has been seted up in connector (32) broach strip (2) male jack (321), connector (32) have still seted up communicate in locating hole (322) of jack (321), the interpolation is equipped with locking piece (4) in locating hole (322), locking piece (4) will broach strip (2) locking is located on connector (32).

7. The groove pulling apparatus for an elevator counterweight according to claim 6, wherein: the side wall of the broach strip (2) is provided with a locking groove (21), and the locking piece (4) is correspondingly provided with a locking lug (41) inserted in the locking groove (21).

8. The groove pulling apparatus for an elevator counterweight according to claim 6, wherein: the connecting seat (3) is provided with a placing seat (33), a placing hole (331) is formed in the placing seat (33), and the placing hole (331) is matched with the locking piece (4) in an embedded mode.

9. The groove pulling apparatus for an elevator counterweight according to claim 6, wherein: the lateral wall fixed mounting of connector (32) has infrared ray detection probe (34), infrared ray detection probe (34) correspond shine in jack (321) front end.

10. A broaching apparatus for an elevator counterweight according to any one of claims 1 to 9, characterized in that: the lubricating device is characterized in that a first lubricating oil pipeline (14) and a second lubricating oil pipeline (15) are arranged on the workbench (1), a notch (54) corresponding to the upper portion of the push-pull groove (52) is formed in the positioning seat (5), a liquid outlet of the first lubricating oil pipeline (14) corresponds to the notch (54), and a liquid outlet of the second lubricating oil pipeline (15) corresponds to an inlet at the front end of the push-pull groove (52).